{
  "name": "HSK 3.0 grammar syllabus, all levels",
  "source": "The official HSK 3.0 考试大纲, published November 2025.",
  "compiledBy": "Gushi — https://gushi-chinese.online/",
  "license": "CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/",
  "attribution": "HSK 3.0 grammar syllabus, all levels by Gushi (https://gushi-chinese.online/hsk-3.0/downloads), CC BY-SA 4.0",
  "page": "https://gushi-chinese.online/hsk-3.0/downloads",
  "sources": {
    "lists": "The word, character and grammar lists: the official HSK 3.0 考试大纲, published November 2025. Facts out of a published document.",
    "meanings": "The English meanings: adapted from CC-CEDICT (https://www.mdbg.net/chinese/dictionary?page=cc-cedict), CC BY-SA 4.0. This is why this data is share-alike.",
    "examples": "The example sentences: largely from the Tatoeba Project (https://tatoeba.org), CC BY 2.0 FR, plus sentences written for Gushi.",
    "compilation": "The selection, the pinyin, the tone numbers, the sense ordering and the checking: Gushi."
  },
  "audioNote": "Free to play from gushi-chinese.online. NOT covered by this licence: the recordings are synthesised speech and are not ours to relicense as a corpus.",
  "updated": "2026-08-31",
  "kind": "grammar",
  "count": 428,
  "fields": {
    "level": "HSK 3.0 level, 1 to 9.",
    "point": "The grammar point as the syllabus names it.",
    "pattern": "The pattern the syllabus prints beside the point, where it prints one.",
    "categoryChinese": "The syllabus category, in Chinese.",
    "categoryEnglish": "The same category in English.",
    "explanation": "What the point does, in one sentence.",
    "exampleChinese": "Example sentence in simplified Chinese.",
    "exampleEnglish": "The example sentence in English."
  },
  "data": [
    {
      "level": 1,
      "point": "前缀“小-”",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "The prefix 小- before a surname or given name makes a friendly, familiar form of address.",
      "exampleChinese": "小王是我的同学。",
      "exampleEnglish": "Xiao Wang is my classmate."
    },
    {
      "level": 1,
      "point": "前缀“第-”",
      "pattern": "第＋数词",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "The prefix 第- before a numeral forms ordinal numbers: 第一 first, 第二 second.",
      "exampleChinese": "今天是我上班的第一天。",
      "exampleEnglish": "Today is my first day at work."
    },
    {
      "level": 1,
      "point": "后缀“-们”",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "The suffix -们 marks plural on pronouns and words for people: 我们, 老师们.",
      "exampleChinese": "我们是学生。",
      "exampleEnglish": "We are students."
    },
    {
      "level": 1,
      "point": "后缀“-边”",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "The suffix -边 attaches to direction words to form location words: 上边, 前边, 外边.",
      "exampleChinese": "书在桌子上边。",
      "exampleEnglish": "The book is on top of the table."
    },
    {
      "level": 1,
      "point": "方位名词（上、下、里、外、前、后）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Locality nouns like 上, 下, 里, 外 follow a noun to express “on / under / inside / outside”.",
      "exampleChinese": "我的书在家里。",
      "exampleEnglish": "My book is at home."
    },
    {
      "level": 1,
      "point": "能愿动词“会、能”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The modal verbs 会 and 能 before a verb express learned ability (会) or capability/possibility (能).",
      "exampleChinese": "我会说汉语。",
      "exampleEnglish": "I can speak Chinese."
    },
    {
      "level": 1,
      "point": "能愿动词“想、要”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The modal verbs 想 and 要 before a verb express wanting or intending to do something.",
      "exampleChinese": "我想喝茶。",
      "exampleEnglish": "I want to drink tea."
    },
    {
      "level": 1,
      "point": "能愿动词“可以”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The modal verb 可以 expresses permission or possibility: “may / be allowed to”.",
      "exampleChinese": "你可以坐这儿。",
      "exampleEnglish": "You may sit here."
    },
    {
      "level": 1,
      "point": "离合词（睡觉、说话、上课……）",
      "pattern": "睡觉 → 睡（一个好）觉",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Separable verbs like 睡觉, 说话, 上课 are verb+object compounds that act as one verb - and come apart to take 了 or a measure phrase in the middle.",
      "exampleChinese": "我晚上十点睡觉。",
      "exampleEnglish": "I go to bed at ten in the evening."
    },
    {
      "level": 1,
      "point": "疑问代词（什么、谁、哪儿、几、多少……）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Question words like 什么, 谁, 哪儿 stand in the sentence position of the thing being asked about.",
      "exampleChinese": "这是什么？",
      "exampleEnglish": "What is this?"
    },
    {
      "level": 1,
      "point": "人称代词（我、你、您、他、她、大家……）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Personal pronouns refer to people; 您 is the polite form of 你.",
      "exampleChinese": "您好，王老师！",
      "exampleEnglish": "Hello, Teacher Wang! (polite)"
    },
    {
      "level": 1,
      "point": "指示代词（这、那、这儿、那儿、这些……）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Demonstratives 这 “this” and 那 “that” point to people, things, and places.",
      "exampleChinese": "这是我的书。",
      "exampleEnglish": "This is my book."
    },
    {
      "level": 1,
      "point": "数词（一……十、百、千、半、二/两）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Numerals count things; before a measure word, “two” is 两, not 二.",
      "exampleChinese": "我有两个哥哥。",
      "exampleEnglish": "I have two older brothers."
    },
    {
      "level": 1,
      "point": "名量词（本、个、家、口、块、件、只、元；杯）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "A measure word must stand between a number or demonstrative and its noun; 个 is the most general one.",
      "exampleChinese": "我买了三个苹果。",
      "exampleEnglish": "I bought three apples."
    },
    {
      "level": 1,
      "point": "时量词（日、号、岁、点、分、年、天）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Time measure words count dates, ages, and clock time; 岁 counts years of age.",
      "exampleChinese": "你儿子几岁？",
      "exampleEnglish": "How old is your son?"
    },
    {
      "level": 1,
      "point": "程度副词“很、太、非常、真、有点儿”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Degree adverbs stand before adjectives; a plain adjective predicate usually takes 很.",
      "exampleChinese": "我今天很忙。",
      "exampleEnglish": "I am very busy today."
    },
    {
      "level": 1,
      "point": "范围副词“都”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The adverb 都 before the verb means “all / both”, covering everything mentioned before it.",
      "exampleChinese": "我们都是学生。",
      "exampleEnglish": "We are all students."
    },
    {
      "level": 1,
      "point": "时间副词“在、正在”",
      "pattern": "（正）在＋动词（＋呢）",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "在 or 正在 before the verb marks an action in progress, often with 呢 at the end.",
      "exampleChinese": "他在吃饭。",
      "exampleEnglish": "He is eating."
    },
    {
      "level": 1,
      "point": "频率副词“再”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The adverb 再 before a verb means “again / once more”, for a repeated future action.",
      "exampleChinese": "你明天再来吧。",
      "exampleEnglish": "Come again tomorrow."
    },
    {
      "level": 1,
      "point": "关联副词“也、还”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The adverb 也 before the verb means “also / too”, linking a second parallel statement.",
      "exampleChinese": "我是学生，他也是学生。",
      "exampleEnglish": "I am a student, and he is a student too."
    },
    {
      "level": 1,
      "point": "否定副词“不”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "不 before a verb or adjective negates present, habitual, or intended actions and states.",
      "exampleChinese": "我不是老师。",
      "exampleEnglish": "I am not a teacher."
    },
    {
      "level": 1,
      "point": "否定副词“没（有）”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "没(有) negates possession and completed actions: “not have / did not”.",
      "exampleChinese": "我没有钱。",
      "exampleEnglish": "I have no money."
    },
    {
      "level": 1,
      "point": "介词“在”（引出时间、处所）",
      "pattern": "在＋处所＋动词",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The preposition 在 introduces the place or time of an action, before the verb.",
      "exampleChinese": "我在学校学习。",
      "exampleEnglish": "I study at school."
    },
    {
      "level": 1,
      "point": "介词“和、对”（引出对象）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The preposition 和 introduces the person one does something with; 对 introduces the target “toward”.",
      "exampleChinese": "我和妈妈去商店。",
      "exampleEnglish": "I go to the store with Mom."
    },
    {
      "level": 1,
      "point": "连词“和”（连接词语）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The conjunction 和 joins nouns or noun phrases: “A and B”.",
      "exampleChinese": "我有一只猫和一只狗。",
      "exampleEnglish": "I have a cat and a dog."
    },
    {
      "level": 1,
      "point": "结构助词“的”",
      "pattern": "定语＋的＋名词",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The particle 的 links a modifier to its noun and marks possession: 我的书 “my book”.",
      "exampleChinese": "那是我的书。",
      "exampleEnglish": "That is my book."
    },
    {
      "level": 1,
      "point": "动态助词“了”",
      "pattern": "动词＋了（＋宾语）",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The aspect particle 了 right after a verb marks a completed action.",
      "exampleChinese": "我买了三本书。",
      "exampleEnglish": "I bought three books."
    },
    {
      "level": 1,
      "point": "语气助词“吗”",
      "pattern": "……＋吗？",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Sentence-final 吗 turns a statement into a yes-no question.",
      "exampleChinese": "你是学生吗？",
      "exampleEnglish": "Are you a student?"
    },
    {
      "level": 1,
      "point": "语气助词“呢”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Sentence-final 呢 asks “what about…?”, softens a question in progress, or asks where something is.",
      "exampleChinese": "我是老师，你呢？",
      "exampleEnglish": "I am a teacher - what about you?"
    },
    {
      "level": 1,
      "point": "语气助词“吧”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Sentence-final 吧 makes a suggestion or marks an assumption the speaker expects to be right.",
      "exampleChinese": "我们回家吧。",
      "exampleEnglish": "Let’s go home."
    },
    {
      "level": 1,
      "point": "语气助词“了”（变化）",
      "pattern": "……＋了",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Sentence-final 了 marks a new situation or change of state: “now / anymore”.",
      "exampleChinese": "天气冷了。",
      "exampleEnglish": "The weather has gotten cold."
    },
    {
      "level": 1,
      "point": "叹词“喂”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The interjection 喂 opens a phone call or calls for someone’s attention: “hello?”.",
      "exampleChinese": "喂，你现在忙吗？",
      "exampleEnglish": "Hello, are you busy right now?"
    },
    {
      "level": 1,
      "point": "主谓句1：动词谓语句",
      "pattern": "主语＋动词（＋宾语）",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "The basic sentence: a subject followed by a verb and an optional object.",
      "exampleChinese": "我吃米饭。",
      "exampleEnglish": "I eat rice."
    },
    {
      "level": 1,
      "point": "主谓句2：形容词谓语句",
      "pattern": "主语＋（副词＋）形容词",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "An adjective serves directly as the predicate - no 是 is used before it.",
      "exampleChinese": "爸爸今天很忙。",
      "exampleEnglish": "Dad is very busy today."
    },
    {
      "level": 1,
      "point": "主谓句3：名词谓语句",
      "pattern": "主语＋名词性词语",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "A noun phrase serves directly as the predicate for dates, times, ages, and prices - no 是 needed.",
      "exampleChinese": "今天星期一。",
      "exampleEnglish": "Today is Monday."
    },
    {
      "level": 1,
      "point": "非主谓句",
      "pattern": "",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "A complete utterance without a subject-predicate structure, common in greetings and requests.",
      "exampleChinese": "请坐，请喝茶。",
      "exampleEnglish": "Please sit down and have some tea."
    },
    {
      "level": 1,
      "point": "正反问句",
      "pattern": "动词＋不＋动词",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "A yes-no question formed by juxtaposing the positive and negative forms of the verb or adjective.",
      "exampleChinese": "你去不去？",
      "exampleEnglish": "Are you going or not?"
    },
    {
      "level": 1,
      "point": "祈使句（请／不要）",
      "pattern": "不要＋动词",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Imperatives use 请 for polite requests and 不要 to tell someone not to do something.",
      "exampleChinese": "不要说话。",
      "exampleEnglish": "Don’t talk."
    },
    {
      "level": 1,
      "point": "“是”字句1（等同或类属）",
      "pattern": "A＋是＋B",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "是 links the subject to what it equals or what category it belongs to.",
      "exampleChinese": "我是学生。",
      "exampleEnglish": "I am a student."
    },
    {
      "level": 1,
      "point": "“有”字句1（领有）",
      "pattern": "主语＋有＋宾语",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "有 expresses possession: the subject has something.",
      "exampleChinese": "我有一个姐姐。",
      "exampleEnglish": "I have an older sister."
    },
    {
      "level": 1,
      "point": "存现句1",
      "pattern": "处所＋有＋数量短语＋名词",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "An existence sentence: a place comes first, then 有 (or 是) introduces what exists there.",
      "exampleChinese": "桌子上有三本书。",
      "exampleEnglish": "There are three books on the table."
    },
    {
      "level": 1,
      "point": "连动句1",
      "pattern": "主语＋动词1（＋宾语）＋动词2（＋宾语）",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Two verbs in sequence share one subject; the first is often 去/来 stating purpose or means.",
      "exampleChinese": "我去商店买苹果。",
      "exampleEnglish": "I go to the store to buy apples."
    },
    {
      "level": 1,
      "point": "双宾语句1",
      "pattern": "主语＋动词＋宾语1＋宾语2",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Some verbs take two objects: first the person, then the thing.",
      "exampleChinese": "妈妈给我十块钱。",
      "exampleEnglish": "Mom gives me ten yuan."
    },
    {
      "level": 1,
      "point": "时间表示法",
      "pattern": "数词＋点（＋数词＋分）",
      "categoryChinese": "特殊表达法",
      "categoryEnglish": "Special ways of saying things",
      "explanation": "Clock time is stated with 点 for the hour and 分 for the minutes, placed before the verb.",
      "exampleChinese": "现在三点十分。",
      "exampleEnglish": "It is now ten past three."
    },
    {
      "level": 1,
      "point": "钱数表示法",
      "pattern": "数词＋块（钱）",
      "categoryChinese": "特殊表达法",
      "categoryEnglish": "Special ways of saying things",
      "explanation": "Prices are counted with 块 (colloquial) or 元 (formal): 三块钱 “three yuan”.",
      "exampleChinese": "这个苹果三块钱。",
      "exampleEnglish": "This apple is three yuan."
    },
    {
      "level": 2,
      "point": "后缀“-面”",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "The suffix -面 attaches to direction words to form location words: 上面, 里面, 外面.",
      "exampleChinese": "书在桌子上面。",
      "exampleEnglish": "The book is on the table."
    },
    {
      "level": 2,
      "point": "方位名词（左、右）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The locality nouns 左 “left” and 右 “right” combine with 边/面 to give directions.",
      "exampleChinese": "医院在商店的左边。",
      "exampleEnglish": "The hospital is to the left of the store."
    },
    {
      "level": 2,
      "point": "动词重叠",
      "pattern": "AA／A一A／A了A／ABAB",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Reduplicating a verb (看看, 看一看) makes the action brief, casual, or tentative.",
      "exampleChinese": "我可以看看吗？",
      "exampleEnglish": "May I take a look?"
    },
    {
      "level": 2,
      "point": "能愿动词“可能”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The modal verb 可能 expresses possibility: “might / maybe”.",
      "exampleChinese": "他可能生病了。",
      "exampleEnglish": "He might be sick."
    },
    {
      "level": 2,
      "point": "离合词（帮忙、游泳、跳舞、跑步）",
      "pattern": "游泳 → 游（半个小时的）泳",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "More separable verbs: activity words like 游泳 and 跑步 behave as verb+object compounds, and split when you say how long or how often.",
      "exampleChinese": "我会游泳。",
      "exampleEnglish": "I can swim."
    },
    {
      "level": 2,
      "point": "疑问代词“为什么”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "为什么 asks for the reason: “why?”.",
      "exampleChinese": "你为什么不吃饭？",
      "exampleEnglish": "Why aren’t you eating?"
    },
    {
      "level": 2,
      "point": "人称代词“自己”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "自己 “oneself” reflects back on the subject or emphasizes doing something personally.",
      "exampleChinese": "这是我自己做的菜。",
      "exampleEnglish": "This is a dish I made myself."
    },
    {
      "level": 2,
      "point": "指示代词（这么、那么、这样、那样、每）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "这么/那么 before an adjective mean “so / this …”, pointing at degree or manner.",
      "exampleChinese": "今天怎么这么热？",
      "exampleEnglish": "Why is it so hot today?"
    },
    {
      "level": 2,
      "point": "形容词重叠",
      "pattern": "AA／AABB",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Reduplicated adjectives (好好, 高高兴兴) intensify and vivify the description.",
      "exampleChinese": "你好好休息吧。",
      "exampleEnglish": "Have a good rest."
    },
    {
      "level": 2,
      "point": "数词（万、好多、多）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "万 counts ten-thousands; Chinese numbers group by 万, not by thousand.",
      "exampleChinese": "这个电脑一万块钱。",
      "exampleEnglish": "This computer costs ten thousand yuan."
    },
    {
      "level": 2,
      "point": "名量词（条、位、间、名；包）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "More measure words: 条 for long thin things and animals, 位 politely for people, 间 for rooms.",
      "exampleChinese": "我买了一条鱼。",
      "exampleEnglish": "I bought a fish."
    },
    {
      "level": 2,
      "point": "动量词“次”",
      "pattern": "动词＋数词＋次",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The verbal measure word 次 counts how many times an action happens.",
      "exampleChinese": "我去过一次北京。",
      "exampleEnglish": "I have been to Beijing once."
    },
    {
      "level": 2,
      "point": "程度副词（多、好、最）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The degree adverb 最 marks the superlative: “the most”.",
      "exampleChinese": "我最喜欢吃苹果。",
      "exampleEnglish": "I like eating apples the most."
    },
    {
      "level": 2,
      "point": "范围副词“一起”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The adverb 一起 before the verb means doing something together.",
      "exampleChinese": "我们一起去吃饭吧。",
      "exampleEnglish": "Let’s go eat together."
    },
    {
      "level": 2,
      "point": "时间副词（已经、还、有时候、快、正）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Time adverbs like 已经 “already” stand before the verb, often with sentence-final 了.",
      "exampleChinese": "他已经走了。",
      "exampleEnglish": "He has already left."
    },
    {
      "level": 2,
      "point": "频率副词“常、经常”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The adverb 经常 before the verb means “often / frequently”.",
      "exampleChinese": "我经常去游泳。",
      "exampleEnglish": "I often go swimming."
    },
    {
      "level": 2,
      "point": "否定副词“别”",
      "pattern": "别＋动词（＋了）",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "别 before a verb tells someone not to do something: “don’t”.",
      "exampleChinese": "上课别说话。",
      "exampleEnglish": "Don’t talk in class."
    },
    {
      "level": 2,
      "point": "关联副词“就”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The adverb 就 links two actions in quick sequence: as soon as one happens, the next follows.",
      "exampleChinese": "你到了就给我打电话。",
      "exampleEnglish": "Call me as soon as you arrive."
    },
    {
      "level": 2,
      "point": "介词“从”",
      "pattern": "从＋时间/处所",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The preposition 从 marks the starting point in time or space: “from”.",
      "exampleChinese": "他从中国来。",
      "exampleEnglish": "He comes from China."
    },
    {
      "level": 2,
      "point": "介词“往”",
      "pattern": "往＋方向＋动词",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The preposition 往 marks the direction of movement: “toward”.",
      "exampleChinese": "请往前走。",
      "exampleEnglish": "Please go forward."
    },
    {
      "level": 2,
      "point": "介词“给”",
      "pattern": "给＋对象＋动词",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The preposition 给 introduces the beneficiary or recipient of an action: “for / to”.",
      "exampleChinese": "我晚上给你打电话。",
      "exampleEnglish": "I will call you this evening."
    },
    {
      "level": 2,
      "point": "介词“跟”",
      "pattern": "跟＋对象＋动词",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The preposition 跟 introduces the person one does something with or learns from.",
      "exampleChinese": "明天我跟妈妈去买东西。",
      "exampleEnglish": "Tomorrow I am going shopping with Mom."
    },
    {
      "level": 2,
      "point": "连词“那”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The conjunction 那 “then / in that case” draws a conclusion from what was just said.",
      "exampleChinese": "你不去，那我自己去。",
      "exampleEnglish": "If you are not going, then I will go myself."
    },
    {
      "level": 2,
      "point": "结构助词“得”（状态补语）",
      "pattern": "动词＋得＋形容词性短语",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "得 after a verb links a complement describing how the action is done.",
      "exampleChinese": "他跑得很快。",
      "exampleEnglish": "He runs very fast."
    },
    {
      "level": 2,
      "point": "结构助词“地”",
      "pattern": "形容词＋地＋动词",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "地 links an adjective to the verb it modifies, forming an adverbial: 高兴地说.",
      "exampleChinese": "孩子们高兴地唱歌。",
      "exampleEnglish": "The children sing happily."
    },
    {
      "level": 2,
      "point": "动态助词“过”",
      "pattern": "动词＋过",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The aspect particle 过 after a verb marks past experience: “have (ever) done”.",
      "exampleChinese": "我去过中国。",
      "exampleEnglish": "I have been to China."
    },
    {
      "level": 2,
      "point": "动态助词“着”",
      "pattern": "动词＋着",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "The aspect particle 着 after a verb marks an ongoing state or continuing action.",
      "exampleChinese": "门开着呢。",
      "exampleEnglish": "The door is open."
    },
    {
      "level": 2,
      "point": "语气助词“啊”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Sentence-final 啊 adds exclamation, agreement, or urging to the sentence.",
      "exampleChinese": "今天天气真好啊！",
      "exampleEnglish": "The weather is so nice today!"
    },
    {
      "level": 2,
      "point": "固定短语“什么的”",
      "pattern": "……、……什么的",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "什么的 after a list means “and so on / and such”.",
      "exampleChinese": "我买了苹果、茶什么的。",
      "exampleEnglish": "I bought apples, tea, and so on."
    },
    {
      "level": 2,
      "point": "还是……吧",
      "pattern": "还是＋……＋吧",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "还是……吧 proposes the better alternative after weighing options: “we’d better…”.",
      "exampleChinese": "太晚了，我们还是回家吧。",
      "exampleEnglish": "It is too late - we had better go home."
    },
    {
      "level": 2,
      "point": "要/快要/就要……了",
      "pattern": "要/快要/就要＋动词＋了",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "The frame 要……了 (also 快要/就要……了) marks something about to happen.",
      "exampleChinese": "火车就要开了。",
      "exampleEnglish": "The train is about to leave."
    },
    {
      "level": 2,
      "point": "都……了",
      "pattern": "都＋……＋了",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "The frame 都……了 stresses that a point has already been reached: “it’s already…”.",
      "exampleChinese": "都十点了，你怎么还在睡觉？",
      "exampleEnglish": "It is already ten - why are you still sleeping?"
    },
    {
      "level": 2,
      "point": "结果补语1",
      "pattern": "动词＋错/懂/好/会/完",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "A result complement right after the verb states the outcome: 完 “finished”, 错 “wrongly”, 懂 “understood”.",
      "exampleChinese": "我吃完饭了。",
      "exampleEnglish": "I have finished eating."
    },
    {
      "level": 2,
      "point": "趋向补语1",
      "pattern": "动词＋来/去",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "Directional complements 来/去 (and 进来, 回来…) after a verb show movement toward or away from the speaker.",
      "exampleChinese": "你快进来吧。",
      "exampleEnglish": "Come on in."
    },
    {
      "level": 2,
      "point": "数量补语2（时量）",
      "pattern": "动词＋了＋时段",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "A duration complement after the verb states how long the action lasts.",
      "exampleChinese": "我睡了八个小时。",
      "exampleEnglish": "I slept for eight hours."
    },
    {
      "level": 2,
      "point": "主谓句4：主谓谓语句",
      "pattern": "主语＋[主语＋谓语]",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "A subject-predicate phrase itself serves as the predicate: 我身体很好 “my health is good”.",
      "exampleChinese": "我身体很好。",
      "exampleEnglish": "My health is very good."
    },
    {
      "level": 2,
      "point": "选择问句“还是”",
      "pattern": "A＋还是＋B？",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "还是 joins two alternatives in a choice question: “A or B?”.",
      "exampleChinese": "你喝茶还是喝咖啡？",
      "exampleEnglish": "Do you want tea or coffee?"
    },
    {
      "level": 2,
      "point": "“是”字句2（说明或特征）",
      "pattern": "",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "是 links the subject to a description or characteristic, often with a 的-phrase.",
      "exampleChinese": "这件衣服是红的。",
      "exampleEnglish": "This piece of clothing is red."
    },
    {
      "level": 2,
      "point": "“有”字句2（达到）",
      "pattern": "",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "有 before a quantity or comparison states that an amount or degree is reached.",
      "exampleChinese": "从我家到学校有二十分钟。",
      "exampleEnglish": "It takes a good twenty minutes from my home to school."
    },
    {
      "level": 2,
      "point": "存现句2",
      "pattern": "处所＋动词＋着（＋数量短语）＋名词",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "An existence sentence with verb+着: a place comes first, then what is there in that state.",
      "exampleChinese": "椅子上坐着一个人。",
      "exampleEnglish": "A person is sitting on the chair."
    },
    {
      "level": 2,
      "point": "比较句1",
      "pattern": "A＋比＋B＋形容词",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "比 compares two things: A is more … than B; a measure of difference can follow.",
      "exampleChinese": "他比我高。",
      "exampleEnglish": "He is taller than me."
    },
    {
      "level": 2,
      "point": "“是……的”句1",
      "pattern": "是＋时间/地点/方式＋动词＋的",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "The 是……的 frame highlights the time, place, manner, or agent of a past action.",
      "exampleChinese": "你是什么时候来的？",
      "exampleEnglish": "When was it that you came?"
    },
    {
      "level": 2,
      "point": "兼语句1",
      "pattern": "主语＋请/叫/让＋宾语1＋动词（＋宾语2）",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "A pivotal sentence: the object of 请/叫/让 is also the subject of the following verb.",
      "exampleChinese": "我想请你吃饭。",
      "exampleEnglish": "I would like to invite you to a meal."
    },
    {
      "level": 2,
      "point": "双宾语句2",
      "pattern": "主语＋动词＋给＋宾语1＋宾语2",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Verbs like 送 and 带 combine with 给 before the recipient and the thing given.",
      "exampleChinese": "他送给我一本书。",
      "exampleEnglish": "He gave me a book as a gift."
    },
    {
      "level": 2,
      "point": "紧缩复句“一……就……”",
      "pattern": "一＋动词1＋就＋动词2",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "The frame 一…就… means “as soon as A happens, B happens”.",
      "exampleChinese": "我一到家就给你打电话。",
      "exampleEnglish": "I will call you as soon as I get home."
    },
    {
      "level": 2,
      "point": "转折复句“虽然……但是……”",
      "pattern": "虽然……，但是……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "虽然…但是… links two clauses with a contrast: “although… , but…”.",
      "exampleChinese": "虽然很贵，但是我很喜欢。",
      "exampleEnglish": "Although it is expensive, I like it very much."
    },
    {
      "level": 2,
      "point": "因果复句“因为……所以……”",
      "pattern": "因为……，所以……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "因为…所以… links cause and result: “because… , therefore…”.",
      "exampleChinese": "因为下雨，所以我没去跑步。",
      "exampleEnglish": "Because it rained, I did not go running."
    },
    {
      "level": 2,
      "point": "概数表达法1",
      "pattern": "数词＋多＋量词",
      "categoryChinese": "特殊表达法",
      "categoryEnglish": "Special ways of saying things",
      "explanation": "Approximate numbers use 几 or add 多 after the numeral: 十多个 “ten-odd”.",
      "exampleChinese": "我买了十多个苹果。",
      "exampleEnglish": "I bought more than ten apples."
    },
    {
      "level": 3,
      "point": "前缀“老-”",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "Prefix 老- before a surname forms a familiar way to address someone.",
      "exampleChinese": "老王是我爸爸的老朋友。",
      "exampleEnglish": "Lao Wang is an old friend of my father."
    },
    {
      "level": 3,
      "point": "后缀“-员／-家／-子”",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "Suffixes like -员 form nouns for people with a role or job.",
      "exampleChinese": "她是饭店的服务员。",
      "exampleEnglish": "She is a waitress at the restaurant."
    },
    {
      "level": 3,
      "point": "能愿动词“应该”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "应该 expresses what should or ought to be done.",
      "exampleChinese": "你应该早点儿睡觉。",
      "exampleEnglish": "You should go to bed earlier."
    },
    {
      "level": 3,
      "point": "离合词",
      "pattern": "洗澡 → 洗（个）澡",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Separable verbs like 洗澡 can split to take 了, 个 or other material in the middle.",
      "exampleChinese": "他每天晚上都洗澡。",
      "exampleEnglish": "He takes a shower every evening."
    },
    {
      "level": 3,
      "point": "疑问代词的任指用法",
      "pattern": "疑问代词＋都／也……",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Question words + 都/也 mean “any / every”: 什么都, 谁都.",
      "exampleChinese": "他什么都想学。",
      "exampleEnglish": "He wants to learn everything."
    },
    {
      "level": 3,
      "point": "人称代词“咱们”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "咱们 means “we”, always including the listener.",
      "exampleChinese": "咱们一起去吃饭吧。",
      "exampleEnglish": "Let us go eat together."
    },
    {
      "level": 3,
      "point": "指示代词“别的／其他”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "别的 means “other / something else”.",
      "exampleChinese": "我不要别的，就要这个。",
      "exampleEnglish": "I do not want anything else, just this one."
    },
    {
      "level": 3,
      "point": "量词重叠与数量重叠",
      "pattern": "个个／一个一个",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Reduplicated measure words mean “every one”; 一M一M means “one by one”.",
      "exampleChinese": "他们个个都很高兴。",
      "exampleEnglish": "Every one of them is very happy."
    },
    {
      "level": 3,
      "point": "动量词“遍”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Verbal measure word 遍 counts complete run-throughs of an action.",
      "exampleChinese": "请你再说一遍。",
      "exampleEnglish": "Please say it one more time."
    },
    {
      "level": 3,
      "point": "程度副词“更”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "更 means “even more”, raising the degree in a comparison.",
      "exampleChinese": "今天比昨天更冷。",
      "exampleEnglish": "Today is even colder than yesterday."
    },
    {
      "level": 3,
      "point": "范围副词“一共”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "一共 means “altogether, in total”.",
      "exampleChinese": "我们班一共有二十人。",
      "exampleEnglish": "Our class has twenty people in total."
    },
    {
      "level": 3,
      "point": "时间副词“才”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "才 marks that something happens later than expected: “not until”.",
      "exampleChinese": "他十点才起床。",
      "exampleEnglish": "He did not get up until ten o'clock."
    },
    {
      "level": 3,
      "point": "频率副词“总是”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "总是 means “always”.",
      "exampleChinese": "他总是第一个到学校。",
      "exampleEnglish": "He is always the first to arrive at school."
    },
    {
      "level": 3,
      "point": "情态副词“一定”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "一定 means “definitely, must”.",
      "exampleChinese": "明天我一定来。",
      "exampleEnglish": "I will definitely come tomorrow."
    },
    {
      "level": 3,
      "point": "语气副词“终于”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "终于 means “finally, at last” after a long wait or effort.",
      "exampleChinese": "我们终于到北京了。",
      "exampleEnglish": "We finally arrived in Beijing."
    },
    {
      "level": 3,
      "point": "否定副词“不用／不必”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "不用 means “no need to”.",
      "exampleChinese": "你不用担心我。",
      "exampleEnglish": "You do not need to worry about me."
    },
    {
      "level": 3,
      "point": "介词“关于”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "关于 introduces the topic “about, concerning”.",
      "exampleChinese": "这是一本关于中国的书。",
      "exampleEnglish": "This is a book about China."
    },
    {
      "level": 3,
      "point": "介词“根据”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "根据 means “according to, based on”.",
      "exampleChinese": "请根据要求写句子。",
      "exampleEnglish": "Please write sentences according to the requirements."
    },
    {
      "level": 3,
      "point": "介词“为了”与目的复句",
      "pattern": "为了……，……",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "为了 introduces the purpose “in order to, for the sake of”.",
      "exampleChinese": "为了健康，他每天跑步。",
      "exampleEnglish": "For his health, he runs every day."
    },
    {
      "level": 3,
      "point": "连词“或者”与选择复句",
      "pattern": "或者……，或者……",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "或者 gives alternatives in statements: “or / either… or…”.",
      "exampleChinese": "你喝茶或者咖啡？",
      "exampleEnglish": "Will you drink tea or coffee?"
    },
    {
      "level": 3,
      "point": "助词“的话”",
      "pattern": "……的话，就……",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "的话 after a clause marks “if…”, often paired with 就.",
      "exampleChinese": "你有时间的话，就来我家玩。",
      "exampleEnglish": "If you have time, come to my place."
    },
    {
      "level": 3,
      "point": "四字格“不A不B”",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "不A不B with opposite words means “neither too A nor too B, just right”.",
      "exampleChinese": "这件衣服不大不小。",
      "exampleEnglish": "This piece of clothing is neither too big nor too small."
    },
    {
      "level": 3,
      "point": "越来越……",
      "pattern": "越来越＋形容词",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "越来越 means “more and more” over time.",
      "exampleChinese": "天气越来越热了。",
      "exampleEnglish": "The weather is getting hotter and hotter."
    },
    {
      "level": 3,
      "point": "看起来／看上去／在……看来",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "看起来 means “it seems / looks like”; 在……看来 gives a point of view.",
      "exampleChinese": "你今天看起来很累。",
      "exampleEnglish": "You look very tired today."
    },
    {
      "level": 3,
      "point": "对……来说／一般来说",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "对……来说 means “as far as… is concerned”; 一般来说 means “generally speaking”.",
      "exampleChinese": "对我来说，汉字最难。",
      "exampleEnglish": "For me, Chinese characters are the hardest."
    },
    {
      "level": 3,
      "point": "除了……（以外），还／也／都……",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "除了 means “besides / except”, often with 还, 也 or 都.",
      "exampleChinese": "除了汉语，他还会英语。",
      "exampleEnglish": "Besides Chinese, he also speaks English."
    },
    {
      "level": 3,
      "point": "从……起",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "从……起 means “starting from (a time)”.",
      "exampleChinese": "从明天起，我要早点儿起床。",
      "exampleEnglish": "Starting tomorrow, I will get up earlier."
    },
    {
      "level": 3,
      "point": "一……也／都＋不／没……",
      "pattern": "一＋量词＋也／都＋不／没……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "一…也/都 + negation means “not even one / not at all”.",
      "exampleChinese": "他一句话也没说。",
      "exampleEnglish": "He did not say a single word."
    },
    {
      "level": 3,
      "point": "越……越……",
      "pattern": "越A越B",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "越…越… means “the more…, the more…”.",
      "exampleChinese": "雨越下越大了。",
      "exampleEnglish": "The rain is falling harder and harder."
    },
    {
      "level": 3,
      "point": "（在）……以前／以后",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "以前/以后 after a phrase mean “before / after …”.",
      "exampleChinese": "下课以后我们去打球。",
      "exampleEnglish": "After class we will go play ball."
    },
    {
      "level": 3,
      "point": "该……了",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "该…了 means “it is time to…”.",
      "exampleChinese": "十点了，该睡觉了。",
      "exampleEnglish": "It is ten o'clock; time to sleep."
    },
    {
      "level": 3,
      "point": "在……上／下／中",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "在…下 frames a condition, e.g. “with the help of…”.",
      "exampleChinese": "在老师的帮助下，成绩提高了。",
      "exampleEnglish": "With the teacher's help, my grades improved."
    },
    {
      "level": 3,
      "point": "X什么（啊）",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Verb + 什么（啊） dismisses an action: “what are you …-ing for?”.",
      "exampleChinese": "哭什么啊，没事了。",
      "exampleEnglish": "What are you crying for? It is all right now."
    },
    {
      "level": 3,
      "point": "结果补语“到／住／走／上”",
      "pattern": "动词＋到／住／走／上",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "Result complements like 到 mark that the action reached its result.",
      "exampleChinese": "我找到手机了。",
      "exampleEnglish": "I found my phone."
    },
    {
      "level": 3,
      "point": "趋向补语的引申用法",
      "pattern": "动词＋起来／下去／下来",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "Directional complements extend to meanings like starting (起来) or continuing (下去).",
      "exampleChinese": "大家都笑了起来。",
      "exampleEnglish": "Everyone started laughing."
    },
    {
      "level": 3,
      "point": "可能补语1",
      "pattern": "动词＋得／不＋动词／形容词",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "V + 得/不 + complement says whether a result can be achieved.",
      "exampleChinese": "黑板上的字你看得清楚吗？",
      "exampleEnglish": "Can you see the characters on the blackboard clearly?"
    },
    {
      "level": 3,
      "point": "程度补语“极了／得很”",
      "pattern": "形容词＋极了",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "极了 after an adjective means “extremely”.",
      "exampleChinese": "今天天气热极了。",
      "exampleEnglish": "The weather today is extremely hot."
    },
    {
      "level": 3,
      "point": "数量补语（时间间隔）",
      "pattern": "动词＋时段＋了",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "A duration after the verb + 了 marks time elapsed since an event.",
      "exampleChinese": "他离开北京三年了。",
      "exampleEnglish": "It has been three years since he left Beijing."
    },
    {
      "level": 3,
      "point": "“怎样＋动词”的特指问句",
      "pattern": "",
      "categoryChinese": "句类",
      "categoryEnglish": "Sentence types",
      "explanation": "怎样 + verb asks “how” something is done.",
      "exampleChinese": "这个字怎样读？",
      "exampleEnglish": "How is this character read?"
    },
    {
      "level": 3,
      "point": "反问句“不是……吗？”",
      "pattern": "",
      "categoryChinese": "句类",
      "categoryEnglish": "Sentence types",
      "explanation": "Rhetorical 不是…吗 emphasizes something the listener should know.",
      "exampleChinese": "你不是去过北京吗？",
      "exampleEnglish": "Have you not been to Beijing before?"
    },
    {
      "level": 3,
      "point": "“把”字句1",
      "pattern": "主语＋把＋宾语＋动词＋其他成分",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "The 把 sentence moves the object before the verb to show what is done to it.",
      "exampleChinese": "请你把门关上。",
      "exampleEnglish": "Please close the door."
    },
    {
      "level": 3,
      "point": "被动句1",
      "pattern": "主语＋被（＋宾语）＋动词＋其他成分",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "The 被 sentence marks the subject as affected by an action.",
      "exampleChinese": "我的蛋糕被弟弟吃了。",
      "exampleEnglish": "My cake was eaten by my younger brother."
    },
    {
      "level": 3,
      "point": "连动句“着”",
      "pattern": "动词1＋着＋动词2",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "V1着V2 shows the first action accompanying the second.",
      "exampleChinese": "他笑着回答问题。",
      "exampleEnglish": "He answered the question with a smile."
    },
    {
      "level": 3,
      "point": "比较句2",
      "pattern": "A＋比＋B＋更／还＋形容词",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "比 compares two things, with 更/还, 不比, or a measured difference.",
      "exampleChinese": "他比我更喜欢运动。",
      "exampleEnglish": "He likes sports even more than I do."
    },
    {
      "level": 3,
      "point": "跟……一样",
      "pattern": "A＋跟＋B＋一样（＋形容词）",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "跟…一样 says two things are the same (optionally in some quality).",
      "exampleChinese": "我的书包跟你的一样。",
      "exampleEnglish": "My schoolbag is the same as yours."
    },
    {
      "level": 3,
      "point": "存现句3",
      "pattern": "处所词＋动词＋补语＋了＋数量＋人／物",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Existential sentences report someone or something appearing or disappearing at a place.",
      "exampleChinese": "我们班来了一个新同学。",
      "exampleEnglish": "A new classmate came to our class."
    },
    {
      "level": 3,
      "point": "“是……的”句2",
      "pattern": "",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "是…的 here emphasizes the speaker's view or attitude.",
      "exampleChinese": "放心吧，他是会来的。",
      "exampleEnglish": "Do not worry; he will definitely come."
    },
    {
      "level": 3,
      "point": "重动句",
      "pattern": "主语＋动词＋宾语＋动词＋补语",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "The verb is repeated after its object so a complement can follow.",
      "exampleChinese": "他说汉语说得很好。",
      "exampleEnglish": "He speaks Chinese very well."
    },
    {
      "level": 3,
      "point": "承接复句",
      "pattern": "先……，再／然后……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "先…然后/再… orders actions in sequence.",
      "exampleChinese": "我们先吃饭，然后看电影。",
      "exampleEnglish": "We will eat first and then watch a movie."
    },
    {
      "level": 3,
      "point": "并列复句“一会儿……，一会儿……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "一会儿…一会儿… marks quick alternation between actions or states.",
      "exampleChinese": "天气一会儿冷，一会儿热。",
      "exampleEnglish": "The weather is cold one moment and hot the next."
    },
    {
      "level": 3,
      "point": "并列复句“又……，又……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "又…又… joins two qualities or actions that hold at once.",
      "exampleChinese": "这个西瓜又大又甜。",
      "exampleEnglish": "This watermelon is both big and sweet."
    },
    {
      "level": 3,
      "point": "并列复句“一边……，一边……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "一边…一边… marks two actions done at the same time.",
      "exampleChinese": "他一边走路，一边听音乐。",
      "exampleEnglish": "He listens to music while walking."
    },
    {
      "level": 3,
      "point": "递进复句",
      "pattern": "不但……，而且……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "不但…而且… means “not only… but also…”.",
      "exampleChinese": "他不但会开车，而且开得很好。",
      "exampleEnglish": "He can not only drive but drives very well."
    },
    {
      "level": 3,
      "point": "转折复句",
      "pattern": "虽然……，可是……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "虽然…可是… means “although…, but…”.",
      "exampleChinese": "虽然下雨了，可是他还是来了。",
      "exampleEnglish": "Although it rained, he still came."
    },
    {
      "level": 3,
      "point": "假设复句",
      "pattern": "如果……，就……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "如果…就… means “if…, then…”.",
      "exampleChinese": "如果明天不下雨，我们就去爬山。",
      "exampleEnglish": "If it does not rain tomorrow, we will go hiking."
    },
    {
      "level": 3,
      "point": "条件复句“只有……，才……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "只有…才… states a necessary condition: “only if…”.",
      "exampleChinese": "只有多练习，才能学好汉语。",
      "exampleEnglish": "Only by practicing a lot can you learn Chinese well."
    },
    {
      "level": 3,
      "point": "条件复句“只要……，就……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "只要…就… states a sufficient condition: “as long as…”.",
      "exampleChinese": "只要努力，成绩就会提高。",
      "exampleEnglish": "As long as you work hard, your grades will improve."
    },
    {
      "level": 3,
      "point": "紧缩复句",
      "pattern": "……了……（就）……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Compressed clauses: as soon as one action finishes, the next follows with 就.",
      "exampleChinese": "他下了课就回家。",
      "exampleEnglish": "He goes home as soon as class is over."
    },
    {
      "level": 3,
      "point": "概数表达法2",
      "pattern": "大概＋数量／相邻数词连用",
      "categoryChinese": "特殊表达法",
      "categoryEnglish": "Special ways of saying things",
      "explanation": "大概 or two adjacent numbers express an approximate amount.",
      "exampleChinese": "教室里大概有三十个人。",
      "exampleEnglish": "There are about thirty people in the classroom."
    },
    {
      "level": 4,
      "point": "能愿动词“敢”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "敢 means “to dare to”.",
      "exampleChinese": "我不敢告诉妈妈这件事。",
      "exampleEnglish": "I dare not tell Mom about this."
    },
    {
      "level": 4,
      "point": "指示代词“任何／各／此”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "任何 means “any”, usually reinforced with 都.",
      "exampleChinese": "任何人都可以参加。",
      "exampleEnglish": "Anyone can take part."
    },
    {
      "level": 4,
      "point": "动量词“趟／场／顿”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Verbal measure words like 趟 count trips or rounds of an action.",
      "exampleChinese": "我去了一趟银行。",
      "exampleEnglish": "I made a trip to the bank."
    },
    {
      "level": 4,
      "point": "程度副词“十分”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "十分 means “very, fully” (a formal “extremely”).",
      "exampleChinese": "他对这次考试十分满意。",
      "exampleEnglish": "He is very satisfied with this exam."
    },
    {
      "level": 4,
      "point": "范围副词“至少”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "至少 means “at least”.",
      "exampleChinese": "从这儿到机场至少要一个小时。",
      "exampleEnglish": "It takes at least an hour from here to the airport."
    },
    {
      "level": 4,
      "point": "时间副词“从来”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "从来 with negation means “never (up to now)”.",
      "exampleChinese": "他从来不迟到。",
      "exampleEnglish": "He is never late."
    },
    {
      "level": 4,
      "point": "频率副词“重新”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "重新 means “anew, all over again”.",
      "exampleChinese": "这篇文章我要重新写一遍。",
      "exampleEnglish": "I will rewrite this article from scratch."
    },
    {
      "level": 4,
      "point": "方式副词“互相”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "互相 means “mutually, each other”.",
      "exampleChinese": "同学们应该互相帮助。",
      "exampleEnglish": "Classmates should help each other."
    },
    {
      "level": 4,
      "point": "关联副词“却”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "却 marks an unexpected contrast: “yet, however”.",
      "exampleChinese": "他答应来，却没有来。",
      "exampleEnglish": "He promised to come, yet he did not."
    },
    {
      "level": 4,
      "point": "情态副词“恐怕／也许”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "恐怕 means “I am afraid that…”, marking a worried guess.",
      "exampleChinese": "恐怕明天要下雨。",
      "exampleEnglish": "I am afraid it will rain tomorrow."
    },
    {
      "level": 4,
      "point": "语气副词“竟然”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "竟然 marks surprise: “unexpectedly, to my surprise”.",
      "exampleChinese": "他竟然忘了自己的生日。",
      "exampleEnglish": "He actually forgot his own birthday."
    },
    {
      "level": 4,
      "point": "介词“随着”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "随着 means “along with, as (something changes)”.",
      "exampleChinese": "随着时间过去，他习惯了这里的生活。",
      "exampleEnglish": "As time passed, he got used to life here."
    },
    {
      "level": 4,
      "point": "介词“由”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "由 introduces the agent responsible: “to be done by…”.",
      "exampleChinese": "这件事由我来负责。",
      "exampleEnglish": "I will be responsible for this matter."
    },
    {
      "level": 4,
      "point": "介词“对于”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "对于 introduces the object of an attitude or comment: “regarding”.",
      "exampleChinese": "对于这个问题，大家的看法不同。",
      "exampleEnglish": "Regarding this question, people have different views."
    },
    {
      "level": 4,
      "point": "介词“按照／按”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "按照 means “according to, in line with”.",
      "exampleChinese": "请按照老师说的做。",
      "exampleEnglish": "Please do as the teacher says."
    },
    {
      "level": 4,
      "point": "连词“并（且）”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "并且/并 joins verbs or clauses: “and, moreover”.",
      "exampleChinese": "我同意这个办法，并且愿意帮忙。",
      "exampleEnglish": "I agree with this plan and am willing to help."
    },
    {
      "level": 4,
      "point": "助词“等”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "等 after a list means “and so on, etc.”.",
      "exampleChinese": "桌子上放着苹果、香蕉等水果。",
      "exampleEnglish": "On the table are apples, bananas and other fruit."
    },
    {
      "level": 4,
      "point": "数词＋形容词＋量词",
      "pattern": "一大＋量词",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "An adjective can slot between number and measure word: 一大杯, 一大袋.",
      "exampleChinese": "他买了一大袋水果。",
      "exampleEnglish": "He bought a big bag of fruit."
    },
    {
      "level": 4,
      "point": "四字格“一A一B／有A有B／无A无B”",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "Four-character frames like 有说有笑 pack two parallel actions or qualities.",
      "exampleChinese": "孩子们有说有笑地走进教室。",
      "exampleEnglish": "The children walked into the classroom talking and laughing."
    },
    {
      "level": 4,
      "point": "来得及／来不及",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "来得及/来不及 say whether there is still time to do something.",
      "exampleChinese": "再不出发就来不及了。",
      "exampleEnglish": "If we do not leave now, there will be no time."
    },
    {
      "level": 4,
      "point": "有的是",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "有的是 means “to have plenty of”.",
      "exampleChinese": "别着急，我们有的是时间。",
      "exampleEnglish": "Do not worry; we have plenty of time."
    },
    {
      "level": 4,
      "point": "说不定",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "说不定 means “perhaps, you never know”.",
      "exampleChinese": "你问问他，说不定他知道。",
      "exampleEnglish": "Ask him; he might just know."
    },
    {
      "level": 4,
      "point": "就是说／这就是说",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "就是说 restates something: “that is to say”.",
      "exampleChinese": "他没回短信，就是说他可能很忙。",
      "exampleEnglish": "He did not reply, which means he is probably busy."
    },
    {
      "level": 4,
      "point": "一＋量词＋比＋一＋量词",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "One-M-比-one-M shows steady change: 一天比一天 “day by day”.",
      "exampleChinese": "天气一天比一天热。",
      "exampleEnglish": "The weather is getting hotter day by day."
    },
    {
      "level": 4,
      "point": "在……方面",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "在…方面 means “in the area of, as regards”.",
      "exampleChinese": "在学习方面，他从来不让人担心。",
      "exampleEnglish": "When it comes to studying, he never worries anyone."
    },
    {
      "level": 4,
      "point": "够……的",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "够…的 emphasizes a high degree: “really quite…”.",
      "exampleChinese": "今天可真够热的。",
      "exampleEnglish": "It is really quite hot today."
    },
    {
      "level": 4,
      "point": "拿……来说",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "拿…来说 means “take… for example”.",
      "exampleChinese": "拿我们班来说，一半人会游泳。",
      "exampleEnglish": "Take our class: half the people can swim."
    },
    {
      "level": 4,
      "point": "再也不／没……",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "再也 + negation means “never again”.",
      "exampleChinese": "我再也不想看这部电影了。",
      "exampleEnglish": "I never want to watch this movie again."
    },
    {
      "level": 4,
      "point": "怎么都／也＋不／没……",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "怎么都/也 + negation means “no matter how, just cannot”.",
      "exampleChinese": "这个门怎么都打不开。",
      "exampleEnglish": "This door just will not open no matter what."
    },
    {
      "level": 4,
      "point": "为了……而……",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "为了 A 而 B: do B for the sake of A.",
      "exampleChinese": "他为了考上大学而努力学习。",
      "exampleEnglish": "He studies hard in order to get into university."
    },
    {
      "level": 4,
      "point": "X是X（一X是一X／X是X，Y是Y）",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "是-frames concede or separate: 能V一点是一点; A是A，B是B.",
      "exampleChinese": "时间不多了，能多学一点是一点。",
      "exampleEnglish": "Time is short; every bit more we learn counts."
    },
    {
      "level": 4,
      "point": "X也得X，不X也得X／说什么也得X",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "也得-frames insist there is no way around doing something.",
      "exampleChinese": "这件事你去也得去，不去也得去。",
      "exampleEnglish": "You must go whether you want to or not."
    },
    {
      "level": 4,
      "point": "（没）有什么（好）X的",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "没什么好X的 means “there is nothing worth X-ing about”.",
      "exampleChinese": "这件事没有什么好担心的。",
      "exampleEnglish": "There is nothing to worry about in this matter."
    },
    {
      "level": 4,
      "point": "X就X（点儿）吧／X就是了",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "就-frames accept something or reassure: “fine, so be it / just do it”.",
      "exampleChinese": "贵就贵点儿吧，东西好就行。",
      "exampleEnglish": "If it is expensive, so be it, as long as it is good."
    },
    {
      "level": 4,
      "point": "还X呢",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "还X呢 mocks a mismatch between a label and reality.",
      "exampleChinese": "还大学生呢，这个字都不认识。",
      "exampleEnglish": "Some university student you are; you do not even know this character."
    },
    {
      "level": 4,
      "point": "你X你的（吧）",
      "pattern": "",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "你X你的 tells someone to carry on with their own business.",
      "exampleChinese": "你忙你的吧，我自己来。",
      "exampleEnglish": "You go on with your work; I will manage myself."
    },
    {
      "level": 4,
      "point": "程度补语2",
      "pattern": "形容词／心理动词＋死了／得厉害",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "死了 after adjectives or feeling verbs means “to death, terribly”.",
      "exampleChinese": "走了一天，我累死了。",
      "exampleEnglish": "After walking all day, I am dead tired."
    },
    {
      "level": 4,
      "point": "可能补语2",
      "pattern": "动词＋得／不＋了",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "V得了/V不了 say whether an action is possible or manageable.",
      "exampleChinese": "这么多菜，我一个人吃不了。",
      "exampleEnglish": "So much food; I cannot eat it all by myself."
    },
    {
      "level": 4,
      "point": "反问句2",
      "pattern": "难道……吗？",
      "categoryChinese": "句类",
      "categoryEnglish": "Sentence types",
      "explanation": "难道…吗 forms a rhetorical question expressing disbelief.",
      "exampleChinese": "难道你忘了吗？",
      "exampleEnglish": "Do not tell me you forgot?"
    },
    {
      "level": 4,
      "point": "“把”字句2",
      "pattern": "主语＋把＋宾语＋动词＋了／一下／动量补语",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Extended 把 patterns with 了, reduplication, or measure complements.",
      "exampleChinese": "你把这句话再读一遍。",
      "exampleEnglish": "Read this sentence once more."
    },
    {
      "level": 4,
      "point": "被动句2",
      "pattern": "主语＋叫／让＋宾语＋动词＋其他成分",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "叫/让 mark colloquial passives like 被.",
      "exampleChinese": "蛋糕让弟弟吃完了。",
      "exampleEnglish": "The cake was finished off by my little brother."
    },
    {
      "level": 4,
      "point": "兼语句2",
      "pattern": "主语＋使／让＋人＋动词短语",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Pivotal sentences with 使/让 express causing someone to feel or do something.",
      "exampleChinese": "这个消息使大家很高兴。",
      "exampleEnglish": "This news made everyone very happy."
    },
    {
      "level": 4,
      "point": "比较句3“A不如B”",
      "pattern": "A＋不如＋B（＋形容词）",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "不如 means “not as good as / not as … as”.",
      "exampleChinese": "我的汉语不如他好。",
      "exampleEnglish": "My Chinese is not as good as his."
    },
    {
      "level": 4,
      "point": "跟……相比",
      "pattern": "",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "跟…相比 sets up a comparison: “compared with…”.",
      "exampleChinese": "跟去年相比，今年冬天冷多了。",
      "exampleEnglish": "Compared with last year, this winter is much colder."
    },
    {
      "level": 4,
      "point": "双重否定句",
      "pattern": "",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Double negation emphasizes a strong affirmative.",
      "exampleChinese": "班里没有人不认识他。",
      "exampleEnglish": "There is no one in the class who does not know him."
    },
    {
      "level": 4,
      "point": "并列复句“不是……，而是……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "不是A而是B corrects: “not A but B”.",
      "exampleChinese": "他不是不想去，而是没有时间。",
      "exampleEnglish": "It is not that he does not want to go, but that he has no time."
    },
    {
      "level": 4,
      "point": "并列复句“既……，又／也……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "既A又B joins two coexisting qualities or actions.",
      "exampleChinese": "这个房间既干净又安静。",
      "exampleEnglish": "This room is both clean and quiet."
    },
    {
      "level": 4,
      "point": "并列复句“一方面……，另一方面……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "一方面…另一方面… presents two sides of a matter.",
      "exampleChinese": "他一方面想去，另一方面又怕花钱。",
      "exampleEnglish": "On one hand he wants to go; on the other he fears spending money."
    },
    {
      "level": 4,
      "point": "承接复句“首先……，其次／然后……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "首先…其次/然后… lists steps or points in order.",
      "exampleChinese": "首先要努力，其次要有好方法。",
      "exampleEnglish": "First you must work hard; second you need good methods."
    },
    {
      "level": 4,
      "point": "承接复句“……，于是……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "于是 links a situation to what happened as a result: “and so”.",
      "exampleChinese": "外面下雨了，于是我们留在家里。",
      "exampleEnglish": "It started raining outside, so we stayed home."
    },
    {
      "level": 4,
      "point": "递进复句“……，甚至……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "甚至 pushes to an extreme case: “even”.",
      "exampleChinese": "他忙得甚至忘了吃饭。",
      "exampleEnglish": "He was so busy he even forgot to eat."
    },
    {
      "level": 4,
      "point": "递进复句“不仅／不光……，还／而且……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "不仅…还… means “not only… but also…”.",
      "exampleChinese": "她不仅会英语，还会汉语。",
      "exampleEnglish": "She knows not only English but also Chinese."
    },
    {
      "level": 4,
      "point": "递进复句“连……也／都……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "连…也/都 highlights an extreme case: “even”.",
      "exampleChinese": "他忙得连饭都没吃。",
      "exampleEnglish": "He was so busy he did not even eat."
    },
    {
      "level": 4,
      "point": "选择复句“不是……，就是……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "不是A就是B means “if not A, then B - always one of the two”.",
      "exampleChinese": "他周末不是打球，就是游泳。",
      "exampleEnglish": "On weekends he is either playing ball or swimming."
    },
    {
      "level": 4,
      "point": "转折复句“尽管……，但是／可是……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "尽管 concedes a fact before the contrast: “even though”.",
      "exampleChinese": "尽管很难，但是他没有放弃。",
      "exampleEnglish": "Even though it was hard, he did not give up."
    },
    {
      "level": 4,
      "point": "转折复句“……，然而……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "然而 is a formal “however”.",
      "exampleChinese": "他试了很多次，然而都失败了。",
      "exampleEnglish": "He tried many times; however, he failed every time."
    },
    {
      "level": 4,
      "point": "转折复句“……，不过……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "不过 adds a mild reservation: “but, though”.",
      "exampleChinese": "这个手机不错，不过有点儿贵。",
      "exampleEnglish": "This phone is good, though a bit expensive."
    },
    {
      "level": 4,
      "point": "假设复句“……，否则……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "否则 warns of the alternative: “otherwise”.",
      "exampleChinese": "快点儿走，否则要迟到了。",
      "exampleEnglish": "Hurry up, otherwise we will be late."
    },
    {
      "level": 4,
      "point": "假设复句“要是……，就……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "要是…就… is a colloquial “if…, then…”.",
      "exampleChinese": "要是明天天气好，我们就去公园。",
      "exampleEnglish": "If the weather is good tomorrow, we will go to the park."
    },
    {
      "level": 4,
      "point": "条件复句“不管／无论……，都／也……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "不管/无论…都… means “no matter…, still…”.",
      "exampleChinese": "不管天气怎么样，我们都去。",
      "exampleEnglish": "No matter what the weather is like, we will go."
    },
    {
      "level": 4,
      "point": "因果复句“既然……，就……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "既然…就… draws a conclusion from a given fact: “since…”.",
      "exampleChinese": "既然你不舒服，就在家休息吧。",
      "exampleEnglish": "Since you are not feeling well, rest at home."
    },
    {
      "level": 4,
      "point": "因果复句“（由于）……，因此……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "因此 states the consequence: “therefore”.",
      "exampleChinese": "他平时很努力，因此成绩很好。",
      "exampleEnglish": "He usually works hard; therefore his grades are good."
    },
    {
      "level": 4,
      "point": "目的复句“……，好……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "好 introduces the intended purpose: “so that…”.",
      "exampleChinese": "请把地址写清楚，好让司机找到你。",
      "exampleEnglish": "Write the address clearly so the driver can find you."
    },
    {
      "level": 4,
      "point": "让步复句“即使／就是……，也……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "即使/就是…也… concedes a hypothetical: “even if…”.",
      "exampleChinese": "即使下雨，我们也要去。",
      "exampleEnglish": "Even if it rains, we will still go."
    },
    {
      "level": 4,
      "point": "紧缩复句“不……也……”",
      "pattern": "",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Compressed “even without A, B still holds”.",
      "exampleChinese": "你不说我也知道。",
      "exampleEnglish": "Even if you do not say it, I still know."
    },
    {
      "level": 4,
      "point": "概数表示法3",
      "pattern": "数词＋来＋量词／大约／左右／前后",
      "categoryChinese": "特殊表达法",
      "categoryEnglish": "Special ways of saying things",
      "explanation": "左右 after an amount, or 数+来+量, expresses “approximately”.",
      "exampleChinese": "现在是下午五点左右。",
      "exampleEnglish": "It is around five in the afternoon now."
    },
    {
      "level": 4,
      "point": "倍数、分数、百分数的表示法",
      "pattern": "",
      "categoryChinese": "特殊表达法",
      "categoryEnglish": "Special ways of saying things",
      "explanation": "倍 expresses multiples: A是B的两倍, 多了一倍.",
      "exampleChinese": "今年的学生是去年的两倍。",
      "exampleEnglish": "This year's students are double last year's."
    },
    {
      "level": 5,
      "point": "后缀“-头”",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "Noun suffix -头 forming everyday nouns (石头, 木头, 念头).",
      "exampleChinese": "他捡起一块石头扔进了河里。",
      "exampleEnglish": "He picked up a stone and threw it into the river."
    },
    {
      "level": 5,
      "point": "指示代词“彼此、如此、本”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Demonstrative pronouns: 彼此 (each other), 如此 (so/like this), 本 (this/one’s own).",
      "exampleChinese": "老朋友之间应该彼此信任。",
      "exampleEnglish": "Old friends should trust each other."
    },
    {
      "level": 5,
      "point": "名量词“册、朵、届、颗、匹、行、架、群、支、根、批、束、副、集、周”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Level-5 nominal measure words such as 颗 for small round things.",
      "exampleChinese": "天上有几颗星星特别亮。",
      "exampleEnglish": "A few stars in the sky are especially bright."
    },
    {
      "level": 5,
      "point": "动量词“眼”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Verbal measure word 眼: a glance (看一眼).",
      "exampleChinese": "他回头看了我一眼，什么也没说。",
      "exampleEnglish": "He turned and gave me a glance without saying anything."
    },
    {
      "level": 5,
      "point": "程度副词“过于、相当、较、可、格外、极其”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Degree adverbs; 格外 = especially, exceptionally.",
      "exampleChinese": "下过雨后，空气格外新鲜。",
      "exampleEnglish": "After the rain, the air is especially fresh."
    },
    {
      "level": 5,
      "point": "时间副词“时刻、曾经、立刻、连忙、始终、早已、即将、急忙、渐渐、尽快、早晚”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Time adverbs; 曾经 marks a past experience: once, at some time.",
      "exampleChinese": "我曾经在上海住过三年。",
      "exampleEnglish": "I once lived in Shanghai for three years."
    },
    {
      "level": 5,
      "point": "频率副词“老是、通常、时常”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Frequency adverbs; 老是 = always, again and again (often complaining).",
      "exampleChinese": "他上课老是迟到，老师很生气。",
      "exampleEnglish": "He is always late for class, and the teacher is angry."
    },
    {
      "level": 5,
      "point": "方式副词“尽量、亲自”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Manner adverbs; 亲自 = in person, personally.",
      "exampleChinese": "这件事经理要亲自处理。",
      "exampleEnglish": "The manager wants to handle this matter personally."
    },
    {
      "level": 5,
      "point": "关联副词“便、一旦”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Linking adverbs; 便 = then, thereupon (written equivalent of 就).",
      "exampleChinese": "他说完便转身离开了。",
      "exampleEnglish": "As soon as he finished speaking, he turned and left."
    },
    {
      "level": 5,
      "point": "情态副词“似乎、仿佛”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Modal adverbs; 似乎 = it seems, apparently.",
      "exampleChinese": "他似乎不太愿意谈这件事。",
      "exampleEnglish": "He seems unwilling to talk about this matter."
    },
    {
      "level": 5,
      "point": "语气副词“毕竟、居然、反正、根本、果然、简直、绝对、的确、反而、白、刚好、可”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Tone adverbs; 居然 = unexpectedly, to one’s surprise.",
      "exampleChinese": "他居然忘了自己的生日。",
      "exampleEnglish": "He actually forgot his own birthday."
    },
    {
      "level": 5,
      "point": "介词“自从”（引出时间、处所）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Preposition 自从: ever since (a past starting point).",
      "exampleChinese": "自从搬到北京，我们很少见面了。",
      "exampleEnglish": "Since moving to Beijing, we rarely see each other."
    },
    {
      "level": 5,
      "point": "介词“朝、沿（着）”（引出方向、路径）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Prepositions of direction/path; 朝 = toward.",
      "exampleChinese": "他朝我挥了挥手。",
      "exampleEnglish": "He waved his hand at me."
    },
    {
      "level": 5,
      "point": "介词“替、同、较”（引出对象）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Object-introducing prepositions; 替 = for, on behalf of.",
      "exampleChinese": "你放心去吧，我替你照顾小狗。",
      "exampleEnglish": "Go without worry; I will look after the puppy for you."
    },
    {
      "level": 5,
      "point": "介词“凭、据、依据”（引出凭借、依据）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Prepositions of basis; 凭 = on the basis of, by virtue of.",
      "exampleChinese": "凭这张票可以免费进入公园。",
      "exampleEnglish": "With this ticket you can enter the park for free."
    },
    {
      "level": 5,
      "point": "连词“以及、同”（连接词或词组）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Conjunctions joining words/phrases; 以及 = as well as.",
      "exampleChinese": "会议讨论了价格、质量以及服务问题。",
      "exampleEnglish": "The meeting discussed price, quality, as well as service issues."
    },
    {
      "level": 5,
      "point": "连词“从而、可见、假如、总之”（连接分句或句子）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Clause-linking conjunctions; 总之 = in short, anyway.",
      "exampleChinese": "总之，这次活动办得很成功。",
      "exampleEnglish": "In short, this event was a great success."
    },
    {
      "level": 5,
      "point": "助词“似的”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Particle 似的 after a noun/phrase: like, as if.",
      "exampleChinese": "他高兴得像个孩子似的。",
      "exampleEnglish": "He is as happy as a child."
    },
    {
      "level": 5,
      "point": "四字格“A来A去”",
      "pattern": "A来A去",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "V来V去: doing the action back and forth, over and over.",
      "exampleChinese": "我想来想去，还是决定留下来。",
      "exampleEnglish": "After thinking it over and over, I decided to stay after all."
    },
    {
      "level": 5,
      "point": "四字格“A着A着”",
      "pattern": "A着A着",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "V着V着: while doing something, another change happens.",
      "exampleChinese": "她说着说着就哭了。",
      "exampleEnglish": "As she was talking, she started to cry."
    },
    {
      "level": 5,
      "point": "四字格“没A没B”",
      "pattern": "没A没B",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "没A没B: emphatic negation, e.g. 没完没了 = endless.",
      "exampleChinese": "他一说起足球就没完没了。",
      "exampleEnglish": "Once he starts talking about football, he goes on endlessly."
    },
    {
      "level": 5,
      "point": "四字格“说A就A”",
      "pattern": "说A就A",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "说A就A: doing something right away, without hesitation.",
      "exampleChinese": "他说走就走，谁也拦不住。",
      "exampleEnglish": "When he says he is leaving, he leaves at once; no one can stop him."
    },
    {
      "level": 5,
      "point": "固定短语“不得了”",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "不得了: terrible / extraordinary; also exclamation of alarm.",
      "exampleChinese": "不得了了，火车马上就要开了！",
      "exampleEnglish": "Oh no, the train is about to leave!"
    },
    {
      "level": 5,
      "point": "固定短语“用不着”",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "用不着: there is no need to.",
      "exampleChinese": "这点小事，用不着麻烦别人。",
      "exampleEnglish": "For such a small matter, there is no need to trouble others."
    },
    {
      "level": 5,
      "point": "从……来看",
      "pattern": "从……来看",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Judging from …, from the perspective of ….",
      "exampleChinese": "从结果来看，我们的方法是对的。",
      "exampleEnglish": "Judging from the result, our method was right."
    },
    {
      "level": 5,
      "point": "A的A，B的B",
      "pattern": "A的A，B的B",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Some doing A, others doing B - everyone busy in their own way.",
      "exampleChinese": "晚会上，大家唱歌的唱歌，跳舞的跳舞。",
      "exampleEnglish": "At the party, some were singing and some were dancing."
    },
    {
      "level": 5,
      "point": "（自）……以来",
      "pattern": "（自）……以来",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Since … (up to now).",
      "exampleChinese": "自开学以来，他一次课都没缺过。",
      "exampleEnglish": "Since the semester started, he has not missed a single class."
    },
    {
      "level": 5,
      "point": "由……组成",
      "pattern": "由……组成",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "To be made up of, composed of ….",
      "exampleChinese": "我们班由三十个学生组成。",
      "exampleEnglish": "Our class is made up of thirty students."
    },
    {
      "level": 5,
      "point": "X也不是，Y也不是",
      "pattern": "X也不是，Y也不是",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Neither X nor Y feels right - caught in an awkward dilemma.",
      "exampleChinese": "他站在门口，进也不是，退也不是。",
      "exampleEnglish": "He stood at the door - going in felt wrong, and so did backing out."
    },
    {
      "level": 5,
      "point": "X也X不得，Y也Y不得",
      "pattern": "X也X不得，Y也Y不得",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Can neither do X nor do Y - nothing is permissible.",
      "exampleChinese": "这孩子被惯坏了，说也说不得，碰也碰不得。",
      "exampleEnglish": "The child is spoiled - you can neither scold him nor touch him."
    },
    {
      "level": 5,
      "point": "X是它，Y也是它",
      "pattern": "X是它，Y也是它",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "It does X and it does Y too - one thing serves every purpose.",
      "exampleChinese": "查资料是它，付钱也是它，手机什么都能做。",
      "exampleEnglish": "It looks things up and it pays the bills - the phone does everything."
    },
    {
      "level": 5,
      "point": "X着也是X着",
      "pattern": "X着也是X着",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Since it is idle anyway, might as well put it to use.",
      "exampleChinese": "闲着也是闲着，我们把房间打扫一下吧。",
      "exampleEnglish": "We are idle anyway - let’s clean the room."
    },
    {
      "level": 5,
      "point": "不管怎样说",
      "pattern": "不管怎样说",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "No matter what one says; in any case.",
      "exampleChinese": "不管怎样说，他都是你的亲弟弟。",
      "exampleEnglish": "No matter what, he is still your own younger brother."
    },
    {
      "level": 5,
      "point": "真有你/他/她的",
      "pattern": "真有你/他/她的",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "You really are something! - admiring (or teasing) praise.",
      "exampleChinese": "这么难的比赛你都赢了，真有你的！",
      "exampleEnglish": "You even won such a difficult match - you really are something!"
    },
    {
      "level": 5,
      "point": "X什么X",
      "pattern": "X什么X",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "V什么V: impatient rebuke - stop doing X!",
      "exampleChinese": "哭什么哭，问题总能解决的。",
      "exampleEnglish": "Stop crying - the problem can always be solved."
    },
    {
      "level": 5,
      "point": "什么X不X（的）",
      "pattern": "什么X不X（的）",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "什么X不X的: dismissing a concern as irrelevant.",
      "exampleChinese": "什么贵不贵的，你喜欢就买。",
      "exampleEnglish": "Never mind whether it is expensive - if you like it, buy it."
    },
    {
      "level": 5,
      "point": "不X白不X",
      "pattern": "不X白不X",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "If you don’t do X, it goes to waste - might as well do it.",
      "exampleChinese": "这些水果是免费的，不吃白不吃。",
      "exampleEnglish": "This fruit is free - not eating it would be a waste."
    },
    {
      "level": 5,
      "point": "X来X去，都是/就是……",
      "pattern": "X来X去，都是/就是……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "After going back and forth, it always comes down to ….",
      "exampleChinese": "大家说来说去，都是那几个老问题。",
      "exampleEnglish": "After all the back and forth, it was still the same old problems."
    },
    {
      "level": 5,
      "point": "动词+什么（就）是什么",
      "pattern": "动词+什么（就）是什么",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Whatever one V-s counts - that person/thing decides.",
      "exampleChinese": "这家小店没有菜单，老板做什么就是什么。",
      "exampleEnglish": "This little shop has no menu - whatever the owner cooks is what you get."
    },
    {
      "level": 5,
      "point": "多项状语",
      "pattern": "时间+处所+方式……+动词",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "Ordering multiple adverbials: time before place before manner.",
      "exampleChinese": "他昨天在图书馆认真地复习了一天。",
      "exampleEnglish": "Yesterday he reviewed earnestly in the library all day."
    },
    {
      "level": 5,
      "point": "可能补语“动词+得/不得”",
      "pattern": "动词+得/不得",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "V不得: the action must not / cannot be done.",
      "exampleChinese": "学习是慢功夫，急不得。",
      "exampleEnglish": "Learning takes time; you must not rush it."
    },
    {
      "level": 5,
      "point": "程度补语“形容词/心理动词+得+不得了”",
      "pattern": "形容词/心理动词+得+不得了",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "Adj/psych-verb + 得不得了: to an extreme degree.",
      "exampleChinese": "听说能去旅游，孩子们高兴得不得了。",
      "exampleEnglish": "Hearing they could go traveling, the children were overjoyed."
    },
    {
      "level": 5,
      "point": "趋向补语的引申用法（下来/下去/起来/过来/过去）",
      "pattern": "动词/形容词+下来/下去/起来/过来/过去",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "Directional complements extended to states, e.g. 下来 = settling into a state.",
      "exampleChinese": "老师进来后，教室里安静下来。",
      "exampleEnglish": "After the teacher came in, the classroom quieted down."
    },
    {
      "level": 5,
      "point": "状态补语“动词/形容词+得+短语”",
      "pattern": "动词/形容词+得+动词短语/主谓短语/固定短语",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "V/Adj + 得 + phrase describing the resulting state.",
      "exampleChinese": "他忙得连饭都忘了吃。",
      "exampleEnglish": "He was so busy that he even forgot to eat."
    },
    {
      "level": 5,
      "point": "“有”字句3",
      "pattern": "主语+有+着+宾语；主语+动词+有+宾语",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "有着 expressing possession/existence with emphasis; V+有 for attachment.",
      "exampleChinese": "这座城市有着一千多年的历史。",
      "exampleEnglish": "This city has a history of more than a thousand years."
    },
    {
      "level": 5,
      "point": "“把”字句3",
      "pattern": "主语+把+宾语+一+动词；主语+把+宾语1+动词+宾语2",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "把-sentence with 一+V for abrupt action, or with a second object.",
      "exampleChinese": "他把书包一放，就跑出去玩了。",
      "exampleEnglish": "He plunked down his schoolbag and ran out to play."
    },
    {
      "level": 5,
      "point": "连动句3",
      "pattern": "动词短语1+动词短语2（因果/转折/条件关系）",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Serial-verb sentence where the two verb phrases are linked by cause, contrast or condition.",
      "exampleChinese": "大家听了这个笑话都笑了。",
      "exampleEnglish": "Everyone laughed on hearing this joke."
    },
    {
      "level": 5,
      "point": "比较句4",
      "pattern": "A+形容词+B+数量补语",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Comparison without 比: A Adj B by amount, e.g. 大我三岁.",
      "exampleChinese": "姐姐大我三岁，从小就照顾我。",
      "exampleEnglish": "My older sister is three years older than me and has looked after me since childhood."
    },
    {
      "level": 5,
      "point": "被动句3",
      "pattern": "主语+被/叫/让+宾语+给+动词+其他成分",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Passive with 被/叫/让 … 给 before the verb.",
      "exampleChinese": "我的自行车叫弟弟给骑走了。",
      "exampleEnglish": "My bike was ridden off by my younger brother."
    },
    {
      "level": 5,
      "point": "承接复句“……，便……”",
      "pattern": "……，便……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Sequential clauses linked by 便 (then).",
      "exampleChinese": "他下了课，便急急忙忙赶回家了。",
      "exampleEnglish": "As soon as class ended, he hurried home."
    },
    {
      "level": 5,
      "point": "选择复句“或是……，或是……”",
      "pattern": "或是……，或是……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Alternative clauses: either … or ….",
      "exampleChinese": "周末他或是看书，或是去爬山。",
      "exampleEnglish": "On weekends he either reads or goes hiking."
    },
    {
      "level": 5,
      "point": "假设复句“一旦……，就……”",
      "pattern": "一旦……，就……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Once … happens, then ….",
      "exampleChinese": "一旦下定决心，就不要轻易放弃。",
      "exampleEnglish": "Once you have made up your mind, do not give up lightly."
    },
    {
      "level": 5,
      "point": "假设复句“假如……，（就）……”",
      "pattern": "假如……，（就）……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "If … (hypothetical), then ….",
      "exampleChinese": "假如明天不下雨，我们就去公园。",
      "exampleEnglish": "If it does not rain tomorrow, we will go to the park."
    },
    {
      "level": 5,
      "point": "假设复句“万一……，（就）……”",
      "pattern": "万一……，（就）……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "In case … (unlikely bad event), then ….",
      "exampleChinese": "万一路上堵车，你就打车来吧。",
      "exampleEnglish": "In case there is a traffic jam, just take a taxi."
    },
    {
      "level": 5,
      "point": "假设复句“……，要不然/不然……”",
      "pattern": "……，要不然/不然……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "… otherwise ….",
      "exampleChinese": "快点儿出发吧，要不然就赶不上火车了。",
      "exampleEnglish": "Let’s set off quickly, otherwise we will miss the train."
    },
    {
      "level": 5,
      "point": "因果复句“……，因而……”",
      "pattern": "……，因而……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "… and as a result / therefore ….",
      "exampleChinese": "他平时练习很多，因而进步很快。",
      "exampleEnglish": "He practices a lot, and therefore improves quickly."
    },
    {
      "level": 5,
      "point": "因果复句“……，可见……”",
      "pattern": "……，可见……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "… from which one can see that ….",
      "exampleChinese": "他连周末都在学习，可见有多努力。",
      "exampleEnglish": "He studies even on weekends - you can see how hard-working he is."
    },
    {
      "level": 5,
      "point": "让步复句“哪怕……，也……”",
      "pattern": "哪怕……，也……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Even if …, still ….",
      "exampleChinese": "哪怕只有一点儿希望，我们也要努力。",
      "exampleEnglish": "Even if there is only a little hope, we must still try hard."
    },
    {
      "level": 5,
      "point": "递进复句“不但不/不但没有……，反而……”",
      "pattern": "不但不/不但没有……，反而……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Not only not …, but on the contrary ….",
      "exampleChinese": "吃了药，病不但没有好，反而更重了。",
      "exampleEnglish": "After taking the medicine, the illness not only did not improve but got worse."
    },
    {
      "level": 5,
      "point": "递进复句“不是……，还/还是……”",
      "pattern": "不是……，还/还是……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Instead of …, (even) went further and ….",
      "exampleChinese": "他不是来帮忙，还给大家添了不少麻烦。",
      "exampleEnglish": "Instead of coming to help, he caused everyone a lot of trouble."
    },
    {
      "level": 5,
      "point": "目的复句“……，为的是……”",
      "pattern": "……，为的是……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "… for the purpose of ….",
      "exampleChinese": "他每天早起跑步，为的是身体健康。",
      "exampleEnglish": "He gets up early to run every day for the sake of his health."
    },
    {
      "level": 5,
      "point": "紧缩复句“没有……就没有……”",
      "pattern": "没有……就没有……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Without … there would be no ….",
      "exampleChinese": "没有大家的帮助，就没有我今天的成绩。",
      "exampleEnglish": "Without everyone’s help, I would not have today’s results."
    },
    {
      "level": 5,
      "point": "紧缩复句“不……不……”",
      "pattern": "不……不……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Condensed conditional: if not …, then not ….",
      "exampleChinese": "他不做完作业不睡觉。",
      "exampleEnglish": "He will not sleep until he finishes his homework."
    },
    {
      "level": 5,
      "point": "紧缩复句“再……也……”",
      "pattern": "再……也……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "No matter how …, still ….",
      "exampleChinese": "天气再热，他也不开空调。",
      "exampleEnglish": "No matter how hot it gets, he still will not turn on the air conditioner."
    },
    {
      "level": 6,
      "point": "类前缀“超-、多-、反-、无-、亚-、准-”",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "Productive prefixes; 超- = super-, ultra-.",
      "exampleChinese": "这家店专卖超低价的日用品。",
      "exampleEnglish": "This shop specializes in ultra-low-priced daily goods."
    },
    {
      "level": 6,
      "point": "类后缀“-化、-式、-型、-性”",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "Productive suffixes; -化 = -ize/-ification.",
      "exampleChinese": "近几年，农村的生活越来越现代化了。",
      "exampleEnglish": "In recent years, rural life has become more and more modernized."
    },
    {
      "level": 6,
      "point": "人称代词“人家”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "人家: others / that person / I (coy self-reference).",
      "exampleChinese": "人家都开始复习了，你还在玩。",
      "exampleEnglish": "Everyone else has started reviewing, and you are still playing."
    },
    {
      "level": 6,
      "point": "名量词“串、滴、枝、扇、卷”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Level-6 nominal measure words; 串 = a string/bunch of.",
      "exampleChinese": "他买了一串葡萄和两串香蕉。",
      "exampleEnglish": "He bought a bunch of grapes and two bunches of bananas."
    },
    {
      "level": 6,
      "point": "动量词“番”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Verbal measure word 番: a round/bout of effortful action.",
      "exampleChinese": "经过一番努力，他终于考上了大学。",
      "exampleEnglish": "After a good deal of effort, he finally got into university."
    },
    {
      "level": 6,
      "point": "程度副词“特、异常、较为”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Degree adverbs; 异常 = unusually, exceptionally.",
      "exampleChinese": "听到这个消息，他显得异常激动。",
      "exampleEnglish": "On hearing the news, he seemed unusually agitated."
    },
    {
      "level": 6,
      "point": "范围副词“净、一同、大都”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Scope adverbs; 净 = nothing but, only.",
      "exampleChinese": "你怎么净说些让人生气的话？",
      "exampleEnglish": "Why do you say nothing but infuriating things?"
    },
    {
      "level": 6,
      "point": "时间副词“一时、不时、仍旧、依旧、一向”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Time adverbs; 依旧 = still, as before.",
      "exampleChinese": "十年过去了，小镇依旧那么安静。",
      "exampleEnglish": "Ten years on, the small town is as quiet as ever."
    },
    {
      "level": 6,
      "point": "频率副词“一再、再三”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Frequency adverbs; 再三 = again and again, repeatedly.",
      "exampleChinese": "出门前，妈妈再三提醒我带伞。",
      "exampleEnglish": "Before I left, Mom reminded me again and again to take an umbrella."
    },
    {
      "level": 6,
      "point": "方式副词“不禁、赶忙、特地、特意、偷偷”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Manner adverbs; 不禁 = cannot help but.",
      "exampleChinese": "看到儿时的照片，她不禁笑了。",
      "exampleEnglish": "Seeing her childhood photos, she could not help smiling."
    },
    {
      "level": 6,
      "point": "否定副词“未必”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "未必: not necessarily.",
      "exampleChinese": "贵的东西未必就是好的。",
      "exampleEnglish": "Expensive things are not necessarily good."
    },
    {
      "level": 6,
      "point": "语气副词“恰好、倒是、干脆、明明、总算”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Tone adverbs; 明明 = clearly, obviously (contradicting).",
      "exampleChinese": "你明明知道答案，为什么不说？",
      "exampleEnglish": "You clearly know the answer - why not say it?"
    },
    {
      "level": 6,
      "point": "介词“于”（引出时间、处所）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal preposition 于: at/in/on (time or place).",
      "exampleChinese": "这座大桥建于上个世纪五十年代。",
      "exampleEnglish": "This bridge was built in the 1950s."
    },
    {
      "level": 6,
      "point": "介词“至于”（引出对象）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "至于: as for, as to (shifting topic).",
      "exampleChinese": "我先报名，至于去不去，以后再说。",
      "exampleEnglish": "I will sign up first; as for whether I go, we will see later."
    },
    {
      "level": 6,
      "point": "介词“因”（引出目的、原因）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal preposition 因: because of, due to.",
      "exampleChinese": "航班因大雾推迟了两个小时。",
      "exampleEnglish": "The flight was delayed two hours due to heavy fog."
    },
    {
      "level": 6,
      "point": "介词“除”（表示排除）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "除 (…外/之外): except for, apart from.",
      "exampleChinese": "除周末外，他每天都去健身房。",
      "exampleEnglish": "Except on weekends, he goes to the gym every day."
    },
    {
      "level": 6,
      "point": "连词“不料”（连接分句或句子）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "不料: unexpectedly, who would have thought.",
      "exampleChinese": "我以为他会答应，不料他一口拒绝了。",
      "exampleEnglish": "I thought he would agree; unexpectedly, he refused outright."
    },
    {
      "level": 6,
      "point": "结构助词“所”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Structural particle 所 before a verb forming a nominal: that which is V-ed.",
      "exampleChinese": "他所说的一切后来都得到了证实。",
      "exampleEnglish": "Everything he said was later confirmed."
    },
    {
      "level": 6,
      "point": "语气助词“啦、嘛”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Sentence-final particles; 嘛 marks obviousness or mild urging.",
      "exampleChinese": "有意见就直接提嘛，别放在心里。",
      "exampleEnglish": "If you have objections, just raise them - don’t keep them inside."
    },
    {
      "level": 6,
      "point": "其他助词“也好”",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "X也好，Y也好: whether X or Y, it makes no difference.",
      "exampleChinese": "同意也好，反对也好，请先听我说完。",
      "exampleEnglish": "Whether you agree or object, please hear me out first."
    },
    {
      "level": 6,
      "point": "四字格“A这A那”",
      "pattern": "A这A那",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "V这V那: fussily doing the action to this and that.",
      "exampleChinese": "她买衣服总是挑这挑那，半天定不下来。",
      "exampleEnglish": "When buying clothes she picks at this and that and cannot decide for ages."
    },
    {
      "level": 6,
      "point": "四字格“左A右B”",
      "pattern": "左A右B",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "左A右B: doing the action repeatedly from all sides, e.g. 左思右想.",
      "exampleChinese": "他左思右想，还是觉得这事不对劲。",
      "exampleEnglish": "He turned it over and over in his mind and still felt something was off."
    },
    {
      "level": 6,
      "point": "固定短语“好（不）容易”",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "好（不）容易: only with great difficulty (both forms mean the same).",
      "exampleChinese": "我排了两个小时队，好不容易才买到票。",
      "exampleEnglish": "I queued for two hours and finally managed to buy a ticket."
    },
    {
      "level": 6,
      "point": "固定短语“那倒（也）是”",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "那倒（也）是: “that’s true, actually” - conceding a point.",
      "exampleChinese": "“坐高铁比开车快多了。”“那倒是。”",
      "exampleEnglish": "“Taking the high-speed train is much faster than driving.” “That’s true.”"
    },
    {
      "level": 6,
      "point": "固定短语“算了”",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "算了: forget it, let it go.",
      "exampleChinese": "他不愿意去就算了，咱们别勉强。",
      "exampleEnglish": "If he does not want to go, forget it - let’s not force him."
    },
    {
      "level": 6,
      "point": "固定短语“得了”",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "Sentence-final 得了: just do X and be done with it.",
      "exampleChinese": "别纠结了，就买这件得了。",
      "exampleEnglish": "Stop agonizing - just buy this one and be done with it."
    },
    {
      "level": 6,
      "point": "A一+量词，B一+量词",
      "pattern": "A一+量词，B一+量词",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "One from A, one from B - many people chiming in by turns.",
      "exampleChinese": "会上大家你一句，我一句，讨论得十分热烈。",
      "exampleEnglish": "At the meeting everyone chimed in one after another, and the discussion was lively."
    },
    {
      "level": 6,
      "point": "东一A，西一A",
      "pattern": "东一A，西一A",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "One here, one there - scattered in disorder.",
      "exampleChinese": "屋里衣服东一件，西一件，乱得下不去脚。",
      "exampleEnglish": "Clothes lay scattered here and there in the room; there was nowhere to step."
    },
    {
      "level": 6,
      "point": "到……为止",
      "pattern": "到……为止",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Up until …; ending at ….",
      "exampleChinese": "到目前为止，报名的人已经超过一百了。",
      "exampleEnglish": "Up to now, more than a hundred people have signed up."
    },
    {
      "level": 6,
      "point": "X到Y头上来了",
      "pattern": "X到Y头上来了",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "The trouble/action has come down on Y’s head.",
      "exampleChinese": "他居然把主意打到我头上来了。",
      "exampleEnglish": "He actually set his sights on me."
    },
    {
      "level": 6,
      "point": "不X不……，一X……",
      "pattern": "不X不……，一X……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "You don’t know until you X - and when you do, it’s a shock.",
      "exampleChinese": "不看不知道，一看吓一跳，这个月竟花了一万块。",
      "exampleEnglish": "I had no idea until I looked - and what a shock: ten thousand yuan spent this month."
    },
    {
      "level": 6,
      "point": "好你个X",
      "pattern": "好你个X",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Why, you …! - mock-angry exclamation at someone.",
      "exampleChinese": "好你个小张，偷偷把我的零食吃光了！",
      "exampleEnglish": "Why, you little Zhang - you secretly ate up all my snacks!"
    },
    {
      "level": 6,
      "point": "早（也）不X，晚（也）不X",
      "pattern": "早（也）不X，晚（也）不X",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Of all times, it had to happen right now.",
      "exampleChinese": "电梯早不坏，晚不坏，偏偏上班时坏了。",
      "exampleEnglish": "The elevator did not break earlier or later - it had to break right at rush hour."
    },
    {
      "level": 6,
      "point": "看/瞧+把+宾语（施事）+X得",
      "pattern": "看/瞧+把+宾语+X得",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Look how X-ed you are! - teasing comment on someone’s state.",
      "exampleChinese": "瞧把你高兴得，不就是赢了一盘棋吗？",
      "exampleEnglish": "Look how pleased you are - it was only one game of chess!"
    },
    {
      "level": 6,
      "point": "放着X不Y",
      "pattern": "放着X不Y",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "To leave the obvious good option X aside and not do Y with it.",
      "exampleChinese": "放着近路不走，你偏要绕远。",
      "exampleEnglish": "With a shortcut right there, you insist on going the long way."
    },
    {
      "level": 6,
      "point": "X了就X了，（没）有……",
      "pattern": "X了就X了，（没）有……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "What’s done is done - no use dwelling on it.",
      "exampleChinese": "杯子碎了就碎了，没有什么大不了的。",
      "exampleEnglish": "The cup is broken - so be it; it is no big deal."
    },
    {
      "level": 6,
      "point": "这/那也不X，那/这也不Y",
      "pattern": "这/那也不X，那/这也不Y",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Unhappy with this and that alike - impossible to please.",
      "exampleChinese": "他这也不吃，那也不吃，真难伺候。",
      "exampleEnglish": "He will not eat this and will not eat that - so hard to please."
    },
    {
      "level": 6,
      "point": "X归X，Y归Y",
      "pattern": "X归X，Y归Y",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "X is one thing, Y is another - keep them separate.",
      "exampleChinese": "工作归工作，生活归生活，得分开。",
      "exampleEnglish": "Work is work and life is life - they must be kept apart."
    },
    {
      "level": 6,
      "point": "看你X的/瞧他X的",
      "pattern": "看你X的/瞧他X的",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Look at you, all X! - teasing or deflecting remark.",
      "exampleChinese": "看你急的，先坐下喝口水慢慢说。",
      "exampleEnglish": "Look how worked up you are - sit down, have some water, and tell me slowly."
    },
    {
      "level": 6,
      "point": "程度补语“动词/形容词+透+了”",
      "pattern": "动词/形容词+透+了",
      "categoryChinese": "句子成分",
      "categoryEnglish": "Parts of the sentence",
      "explanation": "V/Adj + 透了: thoroughly, to the utmost (usually negative).",
      "exampleChinese": "连着加了一个星期班，他烦透了。",
      "exampleEnglish": "After a whole week of overtime, he was utterly fed up."
    },
    {
      "level": 6,
      "point": "“把”字句4",
      "pattern": "主语（非生物体）+把+宾语+动词+其他成分；主语+把+宾语（施事）+动词+其他成分",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "把-sentence with an inanimate subject, or whose object is the agent of the result.",
      "exampleChinese": "一场大风把院子里的花全刮倒了。",
      "exampleEnglish": "A strong wind blew down all the flowers in the yard."
    },
    {
      "level": 6,
      "point": "并列复句“一时……一时……”",
      "pattern": "一时……一时……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Now …, now … - alternating states.",
      "exampleChinese": "山里的天气一时晴，一时雨，说变就变。",
      "exampleEnglish": "The mountain weather is now sunny, now rainy - it changes in an instant."
    },
    {
      "level": 6,
      "point": "选择复句“要么……，要么……”",
      "pattern": "要么……，要么……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Either … or … (exclusive choice).",
      "exampleChinese": "周末他要么在家看书，要么去郊外爬山。",
      "exampleEnglish": "On weekends he either reads at home or hikes in the outskirts."
    },
    {
      "level": 6,
      "point": "转折复句“虽……，但/可/却/也……”",
      "pattern": "虽……，但/可/却/也……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Although … (written 虽), yet ….",
      "exampleChinese": "房间虽小，却收拾得干净整齐。",
      "exampleEnglish": "Though the room is small, it is kept clean and tidy."
    },
    {
      "level": 6,
      "point": "条件复句“凡是……，都……”",
      "pattern": "凡是……，都……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "All that … invariably ….",
      "exampleChinese": "凡是他答应过的事，都会做到。",
      "exampleEnglish": "Whatever he has promised, he will do."
    },
    {
      "level": 6,
      "point": "条件复句“除非……，才……”",
      "pattern": "除非……，才……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Only if … will ….",
      "exampleChinese": "除非亲眼看见，他才肯相信。",
      "exampleEnglish": "Only if he sees it with his own eyes will he believe it."
    },
    {
      "level": 6,
      "point": "条件复句“除非……，否则/不然……”",
      "pattern": "除非……，否则/不然……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Unless …, otherwise ….",
      "exampleChinese": "除非提前预订，否则周末根本没有位子。",
      "exampleEnglish": "Unless you book ahead, there are simply no seats on weekends."
    },
    {
      "level": 6,
      "point": "让步复句“就算……，也……”",
      "pattern": "就算……，也……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "Even if …, still ….",
      "exampleChinese": "就算再忙，也要按时吃饭。",
      "exampleEnglish": "Even at your busiest, you should still eat on time."
    },
    {
      "level": 6,
      "point": "目的复句“……，以便……”",
      "pattern": "……，以便……",
      "categoryChinese": "复句",
      "categoryEnglish": "Multi-clause sentences",
      "explanation": "… so as to, in order to (facilitate) ….",
      "exampleChinese": "请留下电话号码，以便我们及时联系您。",
      "exampleEnglish": "Please leave your phone number so that we can contact you promptly."
    },
    {
      "level": 7,
      "point": "类前缀\"后-、亲-\"",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "Prefix-like morphemes: 后- \"post-\" (后疫情) and 亲- \"pro-\" (亲环境) coin new nouns and adjectives.",
      "exampleChinese": "后疫情时代，远程办公已成为常态。",
      "exampleEnglish": "In the post-pandemic era, remote work has become the norm."
    },
    {
      "level": 7,
      "point": "类后缀\"-观、-鬼、-界、-然、-坛、-为、-制\"",
      "pattern": "",
      "categoryChinese": "语素",
      "categoryEnglish": "Word parts",
      "explanation": "Suffix-like morphemes productively form abstract nouns: 价值观, 学术界, 体坛, 终身制, 胆小鬼.",
      "exampleChinese": "这一发现震动了整个学术界。",
      "exampleEnglish": "This discovery shook the entire academic world."
    },
    {
      "level": 7,
      "point": "动词\"恨不得/巴不得\"",
      "pattern": "恨不得/巴不得+动词短语",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Expresses an intense, often unrealizable eagerness: \"to itch to, to wish one could\".",
      "exampleChinese": "他恨不得立刻飞回家乡看望母亲。",
      "exampleEnglish": "He wished he could fly home at once to see his mother."
    },
    {
      "level": 7,
      "point": "动词\"免不了/犯不着/犯得着\"",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "免不了 \"cannot avoid\"; 犯不着/犯得着 \"not worth / worth the trouble of\".",
      "exampleChinese": "为这点小事生气，实在犯不着。",
      "exampleEnglish": "It is really not worth getting angry over such a trifle."
    },
    {
      "level": 7,
      "point": "动词\"并非\"",
      "pattern": "并非+名词/小句",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal emphatic negation: \"is by no means, is not at all\".",
      "exampleChinese": "成功并非偶然，而是长期积累的结果。",
      "exampleEnglish": "Success is by no means accidental; it is the fruit of long accumulation."
    },
    {
      "level": 7,
      "point": "动词\"可谓\"",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal evaluative verb: \"may well be called, can be described as\".",
      "exampleChinese": "这场演出可谓精彩绝伦。",
      "exampleEnglish": "This performance can well be called spectacular."
    },
    {
      "level": 7,
      "point": "动词\"所谓\"",
      "pattern": "所谓（的）+名词",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "\"So-called\": quotes or distances the speaker from a label.",
      "exampleChinese": "那些所谓的捷径往往暗藏风险。",
      "exampleEnglish": "Those so-called shortcuts often conceal risks."
    },
    {
      "level": 7,
      "point": "动词\"有所\"",
      "pattern": "有所+双音节动词",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal \"to some extent\": 有所 + bisyllabic verb marks measured change.",
      "exampleChinese": "与去年相比，公司业绩有所增长。",
      "exampleEnglish": "Compared with last year, company performance has grown somewhat."
    },
    {
      "level": 7,
      "point": "动词\"予以\"",
      "pattern": "予以+双音节动词",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal \"to give, to grant (a treatment)\": common in official writing.",
      "exampleChinese": "对违规行为，监管部门将予以处罚。",
      "exampleEnglish": "Regulators will impose penalties on violations."
    },
    {
      "level": 7,
      "point": "动词\"可否\"",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal \"whether or not it is possible\", often in polite requests.",
      "exampleChinese": "可否请您再详细说明一下？",
      "exampleEnglish": "Might I ask you to explain in a little more detail?"
    },
    {
      "level": 7,
      "point": "动词\"除外\"",
      "pattern": "……除外",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "\"Excepted, excluded\": placed after the item that is excluded.",
      "exampleChinese": "展馆全年开放，法定节假日除外。",
      "exampleEnglish": "The hall is open year-round, statutory holidays excepted."
    },
    {
      "level": 7,
      "point": "文言代词\"何/彼/兹\"",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Literary pronouns: 何 \"what/why\", 彼 \"that/the other\", 兹 \"this\" - formal written register.",
      "exampleChinese": "此事该从何说起，他一时语塞。",
      "exampleEnglish": "Where to even begin with this - he was momentarily at a loss."
    },
    {
      "level": 7,
      "point": "代词\"这么着/怎么着\"",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Colloquial pro-forms standing in for a manner or action: \"like this / do what\".",
      "exampleChinese": "你到底想怎么着，痛快点说吧。",
      "exampleEnglish": "What exactly do you want? Out with it."
    },
    {
      "level": 7,
      "point": "数量代词\"若干\"",
      "pattern": "若干+（量词）+名词",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal indefinite quantity: \"a certain number of, several\".",
      "exampleChinese": "报告最后提出了若干条建议。",
      "exampleEnglish": "The report closes with a number of recommendations."
    },
    {
      "level": 7,
      "point": "名量词：重、截、缕、码、枚、摊、丸、则、幢、宗",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Advanced nominal classifiers; 枚 counts small objects such as coins, medals, stamps.",
      "exampleChinese": "她在世锦赛上摘得两枚金牌。",
      "exampleEnglish": "She took two gold medals at the world championships."
    },
    {
      "level": 7,
      "point": "动量词\"通\"",
      "pattern": "动词+了+（一）通",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Verbal classifier for a bout of scolding, phoning, drumming, etc.",
      "exampleChinese": "他把儿子狠狠训了一通。",
      "exampleEnglish": "He gave his son a good telling-off."
    },
    {
      "level": 7,
      "point": "复合量词\"人次\"",
      "pattern": "数词+人次",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Compound classifier \"person-times\", counting cumulative visits or uses.",
      "exampleChinese": "该展览累计接待观众逾百万人次。",
      "exampleEnglish": "The exhibition has received over a million visits in total."
    },
    {
      "level": 7,
      "point": "程度副词：尤为、分外、颇、愈加、越发等",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Written-register degree adverbs: 尤为 \"especially\", 颇 \"quite\", 愈加/越发 \"increasingly\".",
      "exampleChinese": "在众多参赛作品中，这一幅尤为出色。",
      "exampleEnglish": "Among the many entries, this one is especially outstanding."
    },
    {
      "level": 7,
      "point": "范围副词：皆、均、唯、统统、一概等",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal scope adverbs: 均/皆 \"all without exception\", 唯 \"only\", 一概 \"categorically\".",
      "exampleChinese": "双方均对谈判结果表示满意。",
      "exampleEnglish": "Both sides expressed satisfaction with the outcome of the talks."
    },
    {
      "level": 7,
      "point": "时间副词：届时、尚、随即、历来、一经等",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal time adverbs: 届时 \"at that (future) time\", 尚 \"still\", 随即 \"right after\".",
      "exampleChinese": "决赛下月举行，届时强手云集。",
      "exampleEnglish": "The final is next month; strong contenders will gather then."
    },
    {
      "level": 7,
      "point": "频率副词：屡次、屡屡、时而、相继、再度等",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Frequency adverbs of formal register: 屡次/屡屡 \"repeatedly\", 相继 \"one after another\", 再度 \"once again\".",
      "exampleChinese": "他屡次打破全国纪录。",
      "exampleEnglish": "He has repeatedly broken the national record."
    },
    {
      "level": 7,
      "point": "方式副词：毅然、擅自、竭力、骤然、逐一等",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Manner adverbs: 毅然 \"resolutely\", 擅自 \"without authorization\", 竭力 \"with all one’s might\".",
      "exampleChinese": "他放弃高薪，毅然回乡创业。",
      "exampleEnglish": "He gave up a high salary and resolutely went home to start a business."
    },
    {
      "level": 7,
      "point": "否定副词：不见得、绝不、无从、无须、勿",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Negation adverbs: 无从 \"have no way to\", 无须 \"need not\", 勿 \"do not (literary)\".",
      "exampleChinese": "年代久远，传闻已无从考证。",
      "exampleEnglish": "So long ago, the rumor can no longer be verified."
    },
    {
      "level": 7,
      "point": "语气副词：不妨、索性、势必、未免、偏偏等",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Modal adverbs: 索性 \"might as well, simply\", 不妨 \"no harm in\", 势必 \"be bound to\".",
      "exampleChinese": "既然睡不着，他索性起身看书。",
      "exampleEnglish": "Unable to sleep, he simply got up to read."
    },
    {
      "level": 7,
      "point": "语气副词\"何必/何尝/何不/何苦\"",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Rhetorical 何-series adverbs: 何必 \"why bother\", 何尝 \"when ever did\", 何苦 \"why go to the trouble\".",
      "exampleChinese": "都是多年同事，何必斤斤计较？",
      "exampleEnglish": "You are colleagues of many years - why haggle over trifles?"
    },
    {
      "level": 7,
      "point": "判断副词\"乃\"",
      "pattern": "A乃B",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Literary copular adverb: \"is precisely, is indeed\".",
      "exampleChinese": "失败乃成功之母。",
      "exampleEnglish": "Failure is the mother of success."
    },
    {
      "level": 7,
      "point": "介词\"打\"（引出时间、处所）",
      "pattern": "打+时间/处所",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Colloquial preposition \"from (a time or place)\", equivalent to 从.",
      "exampleChinese": "打这儿往北走，就是老城区。",
      "exampleEnglish": "Head north from here and you reach the old town."
    },
    {
      "level": 7,
      "point": "介词\"当着/就\"（引出对象）",
      "pattern": "当着+人+的面",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "当着 \"in the presence of\"; 就 \"with regard to\" - introduce the target of an act or comment.",
      "exampleChinese": "他当着全组同事的面承认了失误。",
      "exampleEnglish": "He admitted the mistake in front of the whole team."
    },
    {
      "level": 7,
      "point": "介词\"本着/基于/鉴于/经/依\"（引出凭借、依据）",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal prepositions of basis: 本着 \"in the spirit of\", 基于/鉴于 \"based on / in view of\", 经 \"through\", 依 \"according to\".",
      "exampleChinese": "基于以上数据，我们得出如下结论。",
      "exampleEnglish": "Based on the data above, we draw the following conclusion."
    },
    {
      "level": 7,
      "point": "连词\"若/倘若\"",
      "pattern": "倘若……，（就）……",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Formal hypothetical conjunctions: \"if, supposing that\".",
      "exampleChinese": "倘若明天下雨，开幕式将改期。",
      "exampleEnglish": "Should it rain tomorrow, the opening ceremony will be rescheduled."
    },
    {
      "level": 7,
      "point": "连词\"免得/以防\"",
      "pattern": "……，免得/以防……",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Preventive conjunctions: \"so as to avoid / to guard against\".",
      "exampleChinese": "出发前再核对一遍名单，免得出错。",
      "exampleEnglish": "Check the list once more before leaving, to avoid mistakes."
    },
    {
      "level": 7,
      "point": "连词\"况且/加之/乃至/且\"",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Additive conjunctions: 况且 \"moreover\", 加之 \"in addition\", 乃至 \"and even\", 且 \"and (literary)\".",
      "exampleChinese": "时间尚早，况且路也不远，不必慌张。",
      "exampleEnglish": "It is still early, and besides, it is not far - no need to panic."
    },
    {
      "level": 7,
      "point": "语气助词\"矣/罢了/也罢\"",
      "pattern": "",
      "categoryChinese": "词类",
      "categoryEnglish": "Word classes",
      "explanation": "Sentence-final particles: literary 矣 marks completion or exclamation; 罢了 \"that is all\"; 也罢 \"so be it\".",
      "exampleChinese": "如今再想补救，为时晚矣。",
      "exampleEnglish": "To try to remedy it now - it is already too late."
    },
    {
      "level": 7,
      "point": "四字格\"爱A不A\"",
      "pattern": "爱A不A",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "Dismissive verb reduplication: \"do A or not, as you please\".",
      "exampleChinese": "爱信不信，反正我说的都是实话。",
      "exampleEnglish": "Believe it or not - everything I said is the truth."
    },
    {
      "level": 7,
      "point": "四字格\"半A半B/不A不B/非A非B\"",
      "pattern": "半A半B",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "Four-character frames of mixed or in-between states: 半信半疑, 不慌不忙, 非亲非故.",
      "exampleChinese": "他对这个说法半信半疑。",
      "exampleEnglish": "He half believed and half doubted this claim."
    },
    {
      "level": 7,
      "point": "四字格\"忽A忽B/时A时B/或A或B/可A可B\"",
      "pattern": "忽A忽B",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "Alternation frames: 忽冷忽热, 时好时坏, 或多或少, 可有可无.",
      "exampleChinese": "近来气温忽高忽低，极易感冒。",
      "exampleEnglish": "Temperatures have swung up and down lately; it is easy to catch cold."
    },
    {
      "level": 7,
      "point": "四字格\"东A西B/七A八B/连A带B/自A自B\"",
      "pattern": "七A八B",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "Coordination frames of disorder or pairing: 东奔西走, 七嘴八舌, 连滚带爬, 自言自语.",
      "exampleChinese": "会议室里七嘴八舌，久议不决。",
      "exampleEnglish": "The meeting room buzzed with competing voices, and no decision came."
    },
    {
      "level": 7,
      "point": "四字格\"无A不B/无A可B/不A而B\"",
      "pattern": "无A可B",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "Literary frames: 无微不至, 无家可归, 不劳而获.",
      "exampleChinese": "谈判破裂，双方已无话可说。",
      "exampleEnglish": "With talks collapsed, the two sides had nothing left to say."
    },
    {
      "level": 7,
      "point": "话语标记：综上所述、总而言之、归根到底等",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "Summing-up discourse markers: \"in summary / all in all / in the final analysis\".",
      "exampleChinese": "综上所述，本方案切实可行。",
      "exampleEnglish": "To sum up, this plan is practical and feasible."
    },
    {
      "level": 7,
      "point": "话语标记：换句话说、话说回来、退一步说等",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "Reformulating and conceding markers: \"in other words / then again / even granting that\".",
      "exampleChinese": "他没有明确反对，换句话说，尚有余地。",
      "exampleEnglish": "He did not object outright; in other words, there is still room."
    },
    {
      "level": 7,
      "point": "话语标记：老实说、不瞒你说、说真的等",
      "pattern": "",
      "categoryChinese": "短语",
      "categoryEnglish": "Phrases",
      "explanation": "Frankness markers opening a candid remark: \"honestly speaking / to tell the truth\".",
      "exampleChinese": "老实说，这个结果我并不意外。",
      "exampleEnglish": "Honestly, this outcome does not surprise me."
    },
    {
      "level": 7,
      "point": "X到这个地步/份上",
      "pattern": "X到这个地步/份上",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"To such a point\": marks an extreme, usually regrettable degree.",
      "exampleChinese": "事情闹到这个地步，谁也不愿看到。",
      "exampleEnglish": "Nobody wanted things to come to such a pass."
    },
    {
      "level": 7,
      "point": "X得要命/要死",
      "pattern": "形容词/动词+得要命",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Extreme-degree complement: \"terribly, to death\".",
      "exampleChinese": "三伏天里，机房闷得要命。",
      "exampleEnglish": "In the dog days, the server room is stiflingly hot."
    },
    {
      "level": 7,
      "point": "X都不/没X",
      "pattern": "V都不/没V",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Verb-copying emphasis: \"without even V-ing\".",
      "exampleChinese": "他看都不看就把文件签了。",
      "exampleEnglish": "He signed the document without so much as a glance."
    },
    {
      "level": 7,
      "point": "X就X个Y",
      "pattern": "X就X个Y",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"If you are going to X, then X thoroughly\": urges doing something wholeheartedly.",
      "exampleChinese": "要干就干个漂亮，别拖泥带水。",
      "exampleEnglish": "If you are going to do it, do it brilliantly - no half measures."
    },
    {
      "level": 7,
      "point": "X了Y，Y了X",
      "pattern": "X了Y，Y了X",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Cyclic alternation of two verbs: doing one then the other, on and on.",
      "exampleChinese": "假期里他吃了睡，睡了吃。",
      "exampleEnglish": "On holiday he did nothing but eat then sleep, sleep then eat."
    },
    {
      "level": 7,
      "point": "X也好，Y也罢",
      "pattern": "X也好，Y也罢，都……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"Whether X or Y - either way\": concessive listing of alternatives.",
      "exampleChinese": "同意也好，反对也罢，请说明理由。",
      "exampleEnglish": "Agree or object - either way, please give your reasons."
    },
    {
      "level": 7,
      "point": "别提（有）多+形容词+了",
      "pattern": "别提多+形容词+了",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"Indescribably (adjective)\": exclamatory intensifier.",
      "exampleChinese": "拿到录取通知那天，他别提多高兴了。",
      "exampleEnglish": "The day the admission letter came, he was indescribably happy."
    },
    {
      "level": 7,
      "point": "不亚于……",
      "pattern": "A不亚于B",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"No less than, second to none compared with\".",
      "exampleChinese": "她的中文水平不亚于母语者。",
      "exampleEnglish": "Her Chinese is no worse than a native speaker’s."
    },
    {
      "level": 7,
      "point": "不知X是/才好",
      "pattern": "不知……才好",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"Not know what one should best do/say\": expresses being at a loss.",
      "exampleChinese": "面对众人的夸奖，她不知说什么才好。",
      "exampleEnglish": "Faced with everyone’s praise, she did not know what to say."
    },
    {
      "level": 7,
      "point": "动不动就……",
      "pattern": "动不动就+动词短语",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"At the slightest provocation, apt to\": criticizes over-frequent behavior.",
      "exampleChinese": "他动不动就拿辞职要挟人。",
      "exampleEnglish": "He threatens to resign at the drop of a hat."
    },
    {
      "level": 7,
      "point": "动词+（得）个X",
      "pattern": "动词+（得/了）个+补语",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "V+个+complement: casual emphatic result, e.g. 输了个彻底, 玩个痛快.",
      "exampleChinese": "这场球他们输了个彻底。",
      "exampleEnglish": "They lost that match utterly."
    },
    {
      "level": 7,
      "point": "该X（就）X，该Y（就）Y",
      "pattern": "该X就X，该Y就Y",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"Do X when X is due, do Y when Y is due\": life goes on as it should.",
      "exampleChinese": "该吃吃，该睡睡，别自己吓自己。",
      "exampleEnglish": "Eat when you should, sleep when you should - stop scaring yourself."
    },
    {
      "level": 7,
      "point": "何至于……",
      "pattern": "何至于……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Rhetorical \"how could it have come to…\": things need not have gone this far.",
      "exampleChinese": "早些体检，何至于拖成大病？",
      "exampleEnglish": "With earlier checkups, how could it have become so serious?"
    },
    {
      "level": 7,
      "point": "仅次于X",
      "pattern": "A仅次于B",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"Second only to\".",
      "exampleChinese": "该市经济总量仅次于省会。",
      "exampleEnglish": "The city’s economic output is second only to the provincial capital’s."
    },
    {
      "level": 7,
      "point": "看在X的面子上",
      "pattern": "看在……的面子上",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"For the sake of, out of consideration for (someone’s face)\".",
      "exampleChinese": "看在老同学的面子上，这次就算了。",
      "exampleEnglish": "For an old classmate’s sake, let it go this once."
    },
    {
      "level": 7,
      "point": "有/没什么+动词+头儿",
      "pattern": "有/没什么+V+头儿",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "V+头儿 \"worth of V-ing\": whether something is worth doing.",
      "exampleChinese": "剧情老套，这部剧没什么看头儿。",
      "exampleEnglish": "With such a clichéd plot, this show is hardly worth watching."
    },
    {
      "level": 7,
      "point": "没什么好+动词+的",
      "pattern": "没什么好+V+的",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"There is nothing worth V-ing about\": dismisses the need for an action.",
      "exampleChinese": "事实摆在眼前，没什么好争的。",
      "exampleEnglish": "The facts are plain - there is nothing to argue about."
    },
    {
      "level": 7,
      "point": "莫过于……",
      "pattern": "……莫过于……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"Nothing surpasses; the greatest … is\".",
      "exampleChinese": "人生至乐，莫过于家人平安团聚。",
      "exampleEnglish": "Life’s greatest joy is nothing other than family safe and reunited."
    },
    {
      "level": 7,
      "point": "你说你一个X，……",
      "pattern": "你说你一个X，……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Reproachful opener: \"you, of all people - a X - how could you…\".",
      "exampleChinese": "你说你一个大人，怎么跟孩子计较？",
      "exampleEnglish": "You, a grown-up - how can you bicker with a child?"
    },
    {
      "level": 7,
      "point": "什么A的B的",
      "pattern": "什么A的B的",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Loose enumeration \"things like A and B and so on\".",
      "exampleChinese": "什么吃的用的，母亲都备齐了。",
      "exampleEnglish": "Food, daily necessities and the like - mother prepared it all."
    },
    {
      "level": 7,
      "point": "视……而定",
      "pattern": "视……而定",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"To be decided depending on…\".",
      "exampleChinese": "是否延期，视天气情况而定。",
      "exampleEnglish": "Whether to postpone depends on the weather."
    },
    {
      "level": 7,
      "point": "谈何……",
      "pattern": "谈何+双音节词",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Rhetorical \"how can one even speak of…\": far easier said than done.",
      "exampleChinese": "资金短缺，扩大生产谈何容易。",
      "exampleEnglish": "With funds short, expanding production is easier said than done."
    },
    {
      "level": 7,
      "point": "无非/不过/只是……罢了/而已",
      "pattern": "无非……罢了/而已",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"Nothing more than… that is all\": downplays significance.",
      "exampleChinese": "他这样说，无非是想安慰你罢了。",
      "exampleEnglish": "He said that merely to comfort you, nothing more."
    },
    {
      "level": 7,
      "point": "想X之所想，急X之所急",
      "pattern": "想X之所想，急X之所急",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"Think what X thinks, feel the urgency X feels\": total devotion to someone’s needs.",
      "exampleChinese": "企业要想用户之所想，急用户之所急。",
      "exampleEnglish": "A business must think what users think and feel their urgencies."
    },
    {
      "level": 7,
      "point": "向……致以……",
      "pattern": "向……致以……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Formal formula for extending greetings, thanks or respects.",
      "exampleChinese": "谨向全体医护人员致以崇高的敬意。",
      "exampleEnglish": "We extend our highest respects to all medical workers."
    },
    {
      "level": 7,
      "point": "要X有/没X，要Y有/没Y",
      "pattern": "要X有X，要Y有Y",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"Has X when you want X, Y when you want Y\": everything (or nothing) one could ask.",
      "exampleChinese": "这地方要山有山，要水有水。",
      "exampleEnglish": "This place has mountains if you want them, and water too."
    },
    {
      "level": 7,
      "point": "因……而……",
      "pattern": "因……而……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Formal cause frame: \"because of…, therefore…\".",
      "exampleChinese": "航班因大雾而延误。",
      "exampleEnglish": "The flight was delayed on account of heavy fog."
    },
    {
      "level": 7,
      "point": "有何X",
      "pattern": "有何+名词",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Formal interrogative \"what … is there\": 有何看法/意见/深意.",
      "exampleChinese": "此举有何深意，外界众说纷纭。",
      "exampleEnglish": "What deeper meaning this move carries, opinions vary widely."
    },
    {
      "level": 7,
      "point": "（在）……之余",
      "pattern": "（在）……之余",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "\"In the time left over from…; beyond (doing)…\".",
      "exampleChinese": "工作之余，他坚持写作。",
      "exampleEnglish": "Outside of work, he keeps up his writing."
    },
    {
      "level": 7,
      "point": "值此……之际，……",
      "pattern": "值此……之际，……",
      "categoryChinese": "固定格式",
      "categoryEnglish": "Fixed expressions",
      "explanation": "Ceremonial opener: \"on the occasion of…\".",
      "exampleChinese": "值此建校百年之际，谨致贺忱。",
      "exampleEnglish": "On the centenary of the school’s founding, we offer congratulations."
    },
    {
      "level": 7,
      "point": "比较句\"A+形容词+于/过+B\"",
      "pattern": "A+形容词+于/过+B",
      "categoryChinese": "特殊句型",
      "categoryEnglish": "Special sentence patterns",
      "explanation": "Literary comparison with 于/过 after the adjective: 高于, 强过.",
      "exampleChinese": "今年的销量明显高于去年。",
      "exampleEnglish": "This year’s sales are clearly higher than last year’s."
    },
    {
      "level": 7,
      "point": "一来……，二来……（，三来……）",
      "pattern": "一来……，二来……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Parallel listing of reasons: \"for one thing…, for another…\".",
      "exampleChinese": "他搬家一来图上班近，二来图环境好。",
      "exampleEnglish": "He moved partly for the short commute, partly for the environment."
    },
    {
      "level": 7,
      "point": "一则……，二则……（，三则……）",
      "pattern": "一则……，二则……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Formal enumeration of reasons: \"firstly…, secondly…\".",
      "exampleChinese": "项目搁浅，一则预算有限，二则人手不足。",
      "exampleEnglish": "The project stalled: first, the budget was tight; second, staff were short."
    },
    {
      "level": 7,
      "point": "所谓……，就是……",
      "pattern": "所谓……，就是……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Expository definition: \"what is called X is precisely Y\".",
      "exampleChinese": "所谓终身学习，就是把学习变成习惯。",
      "exampleEnglish": "So-called lifelong learning means making learning a habit."
    },
    {
      "level": 7,
      "point": "或……，或……",
      "pattern": "或……，或……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Literary alternative listing: \"either… or…; now… now…\".",
      "exampleChinese": "周末他或读书，或爬山，从不虚度。",
      "exampleEnglish": "On weekends he reads or hikes, never idling."
    },
    {
      "level": 7,
      "point": "宁可/宁愿……，也不……",
      "pattern": "宁可……，也不……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Preference by sacrifice: \"would rather… than…\".",
      "exampleChinese": "他宁可通宵加班，也不敷衍了事。",
      "exampleEnglish": "He would rather work all night than do a slapdash job."
    },
    {
      "level": 7,
      "point": "与其……，宁愿/宁可……",
      "pattern": "与其……，宁可……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Comparative preference: \"rather than…, one would prefer to…\".",
      "exampleChinese": "与其坐等机会，宁可主动出击。",
      "exampleEnglish": "Rather than wait for chances, better to take the initiative."
    },
    {
      "level": 7,
      "point": "X（倒）是X（了），……",
      "pattern": "X倒是X（了），……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Concessive echo: \"X it may be, but…\".",
      "exampleChinese": "东西好倒是好，就是价格偏高。",
      "exampleEnglish": "Good it certainly is - only the price is on the high side."
    },
    {
      "level": 7,
      "point": "别看……，……",
      "pattern": "别看……，……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "\"Never mind that…; despite appearances…\".",
      "exampleChinese": "别看他年纪小，主意却不少。",
      "exampleEnglish": "Never mind his age - he is full of ideas."
    },
    {
      "level": 7,
      "point": "虽说……，但/可……",
      "pattern": "虽说……，但/可……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Colloquial-formal concession: \"though admittedly…, yet…\".",
      "exampleChinese": "虽说条件艰苦，但大家干劲十足。",
      "exampleEnglish": "Though conditions are hard, everyone is full of drive."
    },
    {
      "level": 7,
      "point": "无论……与否，都……",
      "pattern": "无论……与否，都……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Unconditional with 与否 \"whether or not\".",
      "exampleChinese": "无论成功与否，这次尝试都值得。",
      "exampleEnglish": "Successful or not, the attempt is worthwhile."
    },
    {
      "level": 7,
      "point": "凡……（者），均（可）……",
      "pattern": "凡……者，均（可）……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Formal universal condition: \"whoever/whatever…, all…\".",
      "exampleChinese": "凡年满十八周岁者，均可报名。",
      "exampleEnglish": "All who have reached eighteen may register."
    },
    {
      "level": 7,
      "point": "假若/假使……，……",
      "pattern": "假若……，……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Literary hypothesis: \"if, supposing\".",
      "exampleChinese": "假若当初听劝，何至于此？",
      "exampleEnglish": "Had he heeded the advice back then, would it have come to this?"
    },
    {
      "level": 7,
      "point": "幸亏/幸好……，不然/否则……",
      "pattern": "幸亏……，不然/否则……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "\"Luckily…, otherwise…\".",
      "exampleChinese": "幸亏出门早，不然就误了高铁。",
      "exampleEnglish": "Luckily we left early, or we would have missed the train."
    },
    {
      "level": 7,
      "point": "纵然/纵使……，也……",
      "pattern": "纵然……，也……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Literary concession: \"even if…, still…\".",
      "exampleChinese": "纵然困难重重，我们也绝不言弃。",
      "exampleEnglish": "Even with difficulties piled high, we will never speak of giving up."
    },
    {
      "level": 7,
      "point": "（因）……，故……",
      "pattern": "（因）……，故……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Literary cause-effect with 故 \"therefore\".",
      "exampleChinese": "因证据不足，故本案暂缓审理。",
      "exampleEnglish": "As evidence is insufficient, the case is therefore postponed."
    },
    {
      "level": 7,
      "point": "……，以至（于）……",
      "pattern": "……，以至（于）……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Result reaching an extreme: \"to the point that\".",
      "exampleChinese": "他专心于实验，以至忘了吃饭。",
      "exampleEnglish": "He was so absorbed in the experiment that he forgot to eat."
    },
    {
      "level": 7,
      "point": "别说……，都/也……",
      "pattern": "别说……，都/也……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Escalation: \"to say nothing of…, even…\".",
      "exampleChinese": "别说熬夜了，他连晚饭都顾不上吃。",
      "exampleEnglish": "Never mind staying up late - he cannot even manage dinner."
    },
    {
      "level": 7,
      "point": "……不说，还……",
      "pattern": "……不说，还……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Piling on: \"not to mention…, on top of that…\".",
      "exampleChinese": "这款手机贵不说，还特别费电。",
      "exampleEnglish": "This phone is expensive, and on top of that it drains the battery."
    },
    {
      "level": 7,
      "point": "（连……都……，）更不用说……了",
      "pattern": "连……都……，更不用说……了",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "\"Even X…, let alone Y\": a fortiori escalation.",
      "exampleChinese": "他连方言都能听懂，更不用说普通话了。",
      "exampleEnglish": "He understands even dialects, let alone Mandarin."
    },
    {
      "level": 7,
      "point": "……尚且……，（更）何况……",
      "pattern": "……尚且……，（更）何况……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "\"Even… is the case, how much more so…\".",
      "exampleChinese": "专家尚且难下结论，何况外行呢？",
      "exampleEnglish": "Even experts struggle to conclude - how much more so laypeople?"
    },
    {
      "level": 7,
      "point": "为（了）……起见，……",
      "pattern": "为……起见，……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Purpose formula: \"for the sake of…\".",
      "exampleChinese": "为安全起见，请系好安全带。",
      "exampleEnglish": "For safety’s sake, please fasten your seat belt."
    },
    {
      "level": 7,
      "point": "……，以……",
      "pattern": "……，以+动词短语",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Formal purpose clause introduced by 以 \"so as to\".",
      "exampleChinese": "公司优化了流程，以提高生产效率。",
      "exampleEnglish": "The company streamlined its processes so as to raise efficiency."
    },
    {
      "level": 7,
      "point": "非得……才……",
      "pattern": "非得……才……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Condensed necessity: \"only if… will…; it takes… before…\".",
      "exampleChinese": "这台设备非得专业人员才能维修。",
      "exampleEnglish": "Only a professional can repair this piece of equipment."
    },
    {
      "level": 7,
      "point": "任……也……",
      "pattern": "任……也……",
      "categoryChinese": "句型",
      "categoryEnglish": "Sentence patterns",
      "explanation": "Condensed concession: \"no matter how…, still…\".",
      "exampleChinese": "任大家怎么劝，他也不肯松口。",
      "exampleEnglish": "No matter how everyone urged, he would not budge."
    }
  ]
}
