常见病句库
Common Chinese Grammar & Word Mistakes (✗ Wrong → ✓ Right)
A curated reference of typical Chinese sentences learners get wrong—covering word order, 了/过/着, 的/地/得, measure words, separable verbs and word choice—with the minimal correction and plain-English rule for each error.
Explore the error-example analysis, methodology and downloadable classifications →
HSK 1 级HSK 1 common learner mistakes
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✗我买了苹果一个。
✓我买了一个苹果。
The quantity phrase 一个 must come before the noun, not after it. · Word: 了
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✗我昨天去了学校吗？
✓我昨天去学校了吗？
With a yes/no question, 了 usually goes at the end of the sentence, not right after the verb. · Word: 了
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✗我的是学生。
✓我是学生。
我 is the subject itself, so don't add 的 before a noun like 学生; 的 is only for possession (我的书). · Word: 我
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✗我很是高兴。
✓我很高兴。
是 does not link a subject to an adjective; use an adverb like 很 directly before the adjective. · Word: 是
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✗我是很好。
✓我很好。
是 cannot be followed by an adjective phrase; adjectives do not need 是 in Chinese. · Word: 是
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✗我在家是。
✓我在家。
在 already carries the meaning 'to be (present)', so no extra 是 is needed. · Word: 在
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✗我是在家。
✓我在家。
For simple existence or location, use 在 alone; 是 is not required. · Word: 在
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✗我不有书。
✓我没有书。
Possession with 有 is negated by 没, not 不. · Word: 不
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✗不我认识他。
✓我不认识他。
不 must come directly before the verb, not before the subject. · Word: 不
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✗我不有车。
✓我没有车。
有 is negated with 没, never with 不. · Word: 有
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✗他有很高。
✓他很高。
有 is not used before adjectives to mean "very"; use 很 or another adverb instead. · Word: 有
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✗他的是我的朋友。
✓他是我的朋友。
他 is a pronoun, not a possessive; use 他的 only when a noun follows (他的书), not before 是. · Word: 他
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✗我认识他很高兴。
✓我很高兴认识他。
The object 他 must follow the verb 认识; the feeling phrase comes first in this pattern. · Word: 他
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✗这是谁的书吗？
✓这是谁的书？
这是... already forms a question with 谁; adding 吗 is wrong. · Word: 这
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✗我有三个书。
✓我有三本书。
书 has its own measure word 本, so 个 is not used with it. · Word: 个
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✗这个房间大和干净。
✓这个房间又大又干净。
和 cannot link two adjectives; use 又……又…… for "both … and …". · Word: 和
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✗我们是很高兴。
✓我们很高兴。
Adjectives like 高兴 do not take 是 before them in simple sentences. · Word: 我们
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✗我们们是朋友。
✓我们是朋友。
我们 is already plural, so 们 cannot be added again. · Word: 我们
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✗他是好一个人。
✓他是一个好人。
Adjectives like 好 come before the noun, and the measure word 个 goes between 一 and the noun. · Word: 好
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✗我有一书。
✓我有一本书。
Numbers like 一 need a measure word (本) before a noun. · Word: 一
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✗一人们来了。
✓一个人来了。
一 counts single items, so it takes a measure word and a singular noun, not the plural 人们. · Word: 一
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✗我会不说中文。
✓我不会说中文。
The negative of 会 is 不会, placed before the verb, not 会不. · Word: 会
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✗都我们是学生。
✓我们都是学生。
都 must come after the subject, before the verb or adjective. · Word: 都
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✗我们喜欢都中国菜。
✓我们都喜欢中国菜。
都 is an adverb and must go before the verb, not after it. · Word: 都
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✗上桌子有一个杯子。
✓桌子上有一个杯子。
上 follows the noun as a position word; it does not come before the noun. · Word: 上
HSK 2 级HSK 2 common learner mistakes
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✗如果下雨，就我们不去公园。
✓如果下雨，我们就不去公园。
In this pattern, 就 comes after the subject of the result clause, not before it. · Word: 就
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✗你要不要去吗？
✓你要不要去？
A 要不要 question already forms a question, so 吗 is not added. · Word: 要
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✗你要什么吗？
✓你要什么？
什么 already marks the question; do not add 吗. · Word: 要
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✗我喜欢咖啡也。
✓我也喜欢咖啡。
也 is an adverb and must come before the verb, not at the end of the sentence. · Word: 也
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✗他是也学生。
✓他也是学生。
也 must come before the verb 是, not after it. · Word: 也
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✗我到家八点。
✓我八点到家。
Time expressions like 八点 go before the verb phrase in Chinese. · Word: 到
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✗我到在家了。
✓我到家了。
到 already means “arrive”; do not add 在 after it. · Word: 到
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✗我吃饭还在。
✓我还在吃饭。
还 is an adverb and must come before the verb phrase. · Word: 还
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✗我着看书。
✓我看着书。
着 must follow the verb; it cannot come before it. · Word: 着
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✗他吃饭着。
✓他吃着饭。
着 attaches directly to the verb, before the object. · Word: 着
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✗我每天去学校从家。
✓我每天从家去学校。
A 从 phrase comes before the main verb, not after it. · Word: 从
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✗今天真很冷。
✓今天真冷。
真 and 很 are both degree adverbs, so they are not used together. · Word: 真
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✗我最很喜欢运动。
✓我最喜欢运动。
最 already marks the superlative, so do not add 很 before the adjective or verb after it. · Word: 最
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✗我昨天再去了那家店。
✓我昨天又去了那家店。
Use 又, not 再, for a repeated action already completed in the past. · Word: 再
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✗请再一遍。
✓请再说一遍。
再 is an adverb and must come before a verb; it cannot directly modify 一遍. · Word: 再
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✗我去过两个次北京。
✓我去过两次北京。
次 is itself a measure word, so a number goes directly before it; do not add 个. · Word: 次
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✗我走学校。
✓我走去学校。
走 is intransitive, so a destination needs 去 or 到 before it. · Word: 走
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✗他走很快。
✓他走得很快。
A manner complement after 走 needs 得. · Word: 走
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✗现在几时间？
✓现在几点？
To ask the exact clock time, use 几点, not 几时间. · Word: 时间
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✗我花时间很多学习中文。
✓我花很多时间学习中文。
很多 must come before the noun 时间 after the verb 花. · Word: 时间
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✗我买了新一个手机。
✓我买了一个新手机。
新 is an attributive adjective and should come directly before the noun, after the measure word. · Word: 新
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✗我找我的钥匙不到。
✓我找不到我的钥匙。
Use the fixed pattern 找不到 for “cannot find”; do not put 不到 after the object. · Word: 找
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✗他是快。
✓他很快。
Adjectives like 快 do not need 是 before them in a simple description. · Word: 快
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✗我比他很高。
✓我比他高。
In the A 比 B + adjective pattern, the adjective is not preceded by 很. · Word: 比
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✗我比他不高。
✓我不比他高。
To negate a 比 comparison, put 不 before 比, not before the adjective. · Word: 比
HSK 3 级HSK 3 common learner mistakes
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✗这个用怎么用？
✓这个怎么用？
When asking how to use something, use 怎么 before 用, not after it or repeated. · Word: 用
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✗他喜欢还是看书。
✓他还是喜欢看书。
还是 must come before the verb or adjective, not after it. · Word: 还是
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✗我不还是舒服。
✓我还是不舒服。
With 还是 meaning 'still', the negative 不 goes after 还是, before the adjective or verb. · Word: 还是
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✗我一样你。
✓我跟你一样。
一样 is not a verb that takes an object; use 跟/和 + person + 一样 to compare people. · Word: 一样
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✗这是一个很漂亮地方。
✓这是一个很漂亮的地方。
When an adjective describes 地方, put 的 before the noun. · Word: 地方
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✗我把书放在桌子。
✓我把书放在桌子上。
After 在, use a full location phrase such as 桌子上, not a bare object like 桌子. · Word: 放
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✗他拿我去医院。
✓他带我去医院。
拿 is for holding or taking an object in the hand; to take a person somewhere, use 带. · Word: 拿
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✗先我走了
✓我先走了
先 is an adverb and must come after the subject, not before it. · Word: 先
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✗我国家很大。
✓我的国家很大。
With 我, 你, or 他 before 国家, use 的; only 我们, 你们, or 他们 can often omit 的. · Word: 国家
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✗这些国家们都很大。
✓这些国家都很大。
们 marks people, not countries; use words like 这些 or 很多 to show plural. · Word: 国家
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✗我和朋友分开了学校门口。
✓我和朋友在学校门口分开了。
A place phrase with 在 comes before the verb 分开, not after it. · Word: 分
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✗我坐了三站的地铁。
✓我坐了三站地铁。
A 数词+量词 phrase goes straight before the noun without 的. · Word: 站
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✗我买了一个花。
✓我买了一朵花。
Flowers are counted with the measure word 朵, not the general 个. · Word: 花
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✗这个字很难度。
✓这个字很难。
难 alone is the adjective; 难度 is a noun meaning "level of difficulty" and is not used after 很. · Word: 难
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✗我喝了一口的水。
✓我喝了一口水。
A measure word like 口 goes directly before the noun; it does not take 的. · Word: 口
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✗我家有三个人口。
✓我家有三口人。
口 is the measure word and must come before 人, not after it as a noun. · Word: 口
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✗我没记得他的名字。
✓我不记得他的名字。
Use 不, not 没, to say you do not remember something with 记得. · Word: 记得
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✗他吃了半苹果。
✓他吃了半个苹果。
半 must be followed by a measure word such as 个 before a noun. · Word: 半
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✗我买了一包水。
✓我买了一瓶水。
Liquids in bottles are counted with 瓶, not 包. · Word: 包
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✗我住在第三楼。
✓我住在三楼。
Everyday floor numbers use a number directly before 楼, without 第. · Word: 楼
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✗我回家马上。
✓我马上回家。
马上 is an adverb and must come before the verb phrase, not after it. · Word: 马上
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✗我很差中文。
✓我中文很差。
差 is an adjective predicate; the area being poor comes before it as the topic, not after it as an object. · Word: 差
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✗我的中文是差。
✓我的中文很差。
Do not use 是 before a simple adjective predicate; use 很 in a plain statement. · Word: 差
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✗我教中文他。
✓我教他中文。
教 takes the person taught before the subject or skill. · Word: 教
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✗他是一个很认真。
✓他是一个很认真的人。
认真 is an adjective, so when it describes a noun after 的, it needs a noun such as 人, or you can use the predicate form 他很认真. · Word: 认真
HSK 4 级HSK 4 common learner mistakes
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✗我买了一对鞋。
✓我买了一双鞋。
Shoes, socks, and gloves are counted with 双, not 对. · Word: 对
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✗我过去马路的时候很小心。
✓我过马路的时候很小心。
过去 cannot take an object; use 过 directly before the place being crossed. · Word: 过
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✗我等你了一天。
✓我等了你一天。
With a duration after the object, 了 goes after the verb 等, not after the object. · Word: 等
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✗下雨起来了。
✓下起雨来了。
When 起来 marks the start of an action, an object such as 雨 comes between 起 and 来, not after 起来. · Word: 起来
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✗这是我最后次来这家店。
✓这是我最后一次来这家店。
最后 before a measure word like 次 needs 一: 最后一次. · Word: 最后
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✗我干老师。
✓我是老师。
干 does not take a profession as its object; use 是 or 当 to say what job someone has. · Word: 干
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✗他很快动作。
✓他动作很快。
In this pattern, 动作 is the subject/topic and the adjective follows it, so 很快 comes after 动作. · Word: 动作
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✗我最好中国菜。
✓我最喜欢中国菜。
最好 is not a verb meaning “like best”; use 最喜欢 to say you like something best. · Word: 最好
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✗你最好早点睡觉吗？
✓你最好早点睡觉。
最好 gives advice, so it is not used to make a 吗 yes/no question. · Word: 最好
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✗我知识这个答案。
✓我知道这个答案。
知识 is a noun meaning “knowledge,” not a verb; use 知道 for “to know.” · Word: 知识
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✗这本书有三百个页。
✓这本书有三百页。
页 is itself a measure word, so it cannot be used after 个. · Word: 页
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✗他经常开玩笑我。
✓他经常跟我开玩笑。
开玩笑 does not take the person as a direct object; use 跟/和 + person before it. · Word: 开玩笑
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✗我请假老师。
✓我向老师请假。
请假 does not take the person as a direct object; use 向 + person + 请假. · Word: 请假
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✗我想当老师工作。
✓我想当老师。
当 already means 'work as', so you do not add 工作 after the role. · Word: 当
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✗都所有学生喜欢这本书。
✓所有学生都喜欢这本书。
所有 comes before the noun, and 都 goes after that noun phrase, before the verb. · Word: 所有
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✗所有都来了。
✓所有人都来了。
所有 cannot stand alone as a subject; it needs a noun after it. · Word: 所有
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✗他成为了很忙。
✓他变得很忙。
成为 is followed by a noun or noun phrase, not a bare adjective; use 变得 for 'become + adjective'. · Word: 成为
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✗我有感觉他今天不太高兴。
✓我感觉他今天不太高兴。
感觉 is already a verb here, so it takes the clause directly; 有 is only needed when 感觉 is used as a noun. · Word: 感觉
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✗我们进行学习汉语。
✓我们学习汉语。
进行 takes abstract activity nouns like 讨论 or 会议, not a plain verb-object phrase such as 学习汉语. · Word: 进行
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✗这个地方很安全地。
✓这个地方很安全。
安全 is an adjective and does not take 地 when it is the predicate. · Word: 安全
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✗我结果了这个问题。
✓我解决了这个问题。
结果 is a noun, not a verb; use 解决 for “solve.” · Word: 结果
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✗我们完全去了。
✓我们全都去了。
完全 stresses degree ('completely'), not 'all the members of a group'; for 'all of us' use 全都/都. · Word: 完全
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✗我昨天收到了两发短信。
✓我昨天收到了两条短信。
发 counts ammunition or projectiles, not messages; messages use 条. · Word: 发
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✗我计划了明天去北京。
✓我计划明天去北京。
When 计划 is used as a verb for a future arrangement, it takes the action directly and does not need 了. · Word: 计划
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✗只要你努力，才能成功。
✓只要你努力，就能成功。
只要 pairs with 就, not 才; 才 is used with 只有. · Word: 只要
Common questions
What kinds of mistakes can I practise here?
Word order, aspect particles, measure words, word choice and other grammar patterns. These curated examples do not establish which error is most frequent among real learners.
Can I test myself on these mistakes?
Yes—open the interactive Spot the Mistake practice to test yourself 10 questions at a time, or paste your own writing into the Chinese grammar checker.