HSK Grammar Points > 不
Tone Change Rule of the Negative Adverb 不 (bù):
When followed by a 4th tone character, 不 is pronounced as the 2nd tone (bú).
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no
【Answer a question with 不】
不 can be used to give a negative answer.- “Nǐ xiǎnglái diǎn dàngāo ma?”“Bù, xièxiè.”“你想来点蛋糕吗?”“不,谢谢。”"Would you like some cake?" "No, thank you." 13785
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not
【不 + Auxiliary Verb/Verb/Adj.】
As a negative adverb, 不 can be used before a Verb/Adj. to negate its meaning.- Nǐ bùnéng chóngfù guòqù.你不能重复过去。You can't repeat the past. 547Tā bù xǐhuān yóuyǒng.他不喜欢游泳。He doesn't like swimming. 11605Zhèlǐ de shuǐ bù gānjìng.这里的水不干净。The water here is not clean. 13786
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no…no…
【不 + Adj. 1 + 不 + Adj. 2】
The phrase "不A不B" is used to express: neither A nor B.- Tā gōngzuòle bù duō bù shǎo yīgè xiǎoshí.他工作了不多不少一个小时。He has worked one hour, no more, no less. 13433Wēndù gānghǎo,bù lěng bù rè.温度刚好,不冷不热。The temperature is just right – not cold, not hot. 13787
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Don't
【不用/不要/不许 + Verb】
不许 has the strongest tone among these 3 words.- “Xièxiè nǐ de bāngzhù.”“Bùyòng xiè.”“谢谢你的帮助。”“不用谢。”"Thanks for your help." "Don't mention it." 13792Bùyào ná bù shǔyú nǐ de dōngxī.不要拿不属于你的东西。Don't take things that do not belong to you. 13793Bùxǔ dòng!不许动!Don't move!(Freeze!) 13794
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dis-/un-/in-/non-
【不 + word】
不 can be added to the front of some words to form their opposites, just like the negative prefixes in English.- Mìmǎ yīnggāi shì bù kějiàn de.密码应该是不可见的。The password should be invisible. 12703Nà bù kěnéng. Wǒ bùxìn!那不可能。我不信!That's impossible. I don't believe it! 13778Tā duì méitǐ fēicháng bù xìnrèn.她对媒体非常不信任。She has a deep distrust of the media. 13779
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without
【不需要】
with no need for- Tā bù xūyào jiěshì jiù néng míngbái.他不需要解释就能明白。He can understand without explanation. 13795
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strongly 'No'
【并不】
used to say "no" or "not" strongly- Zhè duì wǒ lái shuō bìngbù róngyì.这对我来说并不容易。This is not easy for me. 11961
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otherwise
【...,不然...。】
to show that the opposite result will occur if the condition is not met.- Wǒ huì zǎodiǎn qù, bùrán jiù méi zuòwèile.我会早点去,不然就没座位了。I'll go early, otherwise I won't have a seat. 13788
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however
【...,不过,...。】
despite this situation- Wǒ hái méi yíng, bùguò, wǒ huì zài shì yīcì.我还没赢,不过,我会再试一次。I haven't won yet, however I will try again. 13789
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not only...but also
【不但/不仅...,而且...。】
used to say that two related things are true or happened- Tā bùdàn chídàole, érqiě hái wàngle dài shū.他不但迟到了,而且还忘了带书。Not only was he late, he also forgot to bring the book. 7113Tā bùjǐn shì huàjiā érqiě shì zuòjiā.她不仅是画家而且是作家。She's not only a painter but also a writer. 7132
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not as good as
【A + 不如 + B (+ Adj.)】
不如 indicates that the person or thing mentioned earlier is not as good as what is mentioned later- Zhè bù diànyǐng bùrú shàng yī bù hǎo.这部电影不如上一部好。This movie is not as good as the last one. 13790
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no matter
【不管...,...。】【不论...,...。】
不管/不论 are used to emphasize that something is always true.- Bùguǎn wǒ zěnme nǔlì, dōu wúfǎ jiǎnféi.不管我怎么努力,都无法减肥。No matter how hard I try, I can't lose weight. 11135Bùlùn tā zài nǎlǐ zhǎo, dōu zhǎo bù dào tā.不论她在哪里找,都找不到它。No matter where she looked, she could not find it. 11200
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neither…nor
【Subject + 既不 + A,也不 + B】
not either of two things- Tā jì bù chōuyān yě bù hējiǔ.他既不抽烟也不喝酒。He neither smokes nor drinks. 7668
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(to negate complements)
【Verb + 不 + Complement】
不 can be placed between the verb and complement to express negation.- Tā tīng bù dào yīdiǎn shēngyīn.他听不到一点声音。He can't hear anything. 320Wǒ xiǎng bù qǐlái tā de míngzì.我想不起来他的名字。I can't remember his name. 4611
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(to ask questions)
【Sentence + 不?】
used at the end of the sentence to form a question- Nǐ dìdì zàijiā bù?你弟弟在家不?Does your younger brother at home? 11731Wǒ zuò de dàngāo hào chī bù?我做的蛋糕好吃不?Is the cake I made delicious? 12130
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(positive/negative questions)
【Verb + 不 + Verb】【Adj. + 不 + Adj.】
used in a positive/negative construction to change a statement into question form- Nǐ xiǎng bùxiǎng kàn diànyǐng?你想不想看电影?Do you want to watch a movie? 11793Nǐ xiànzài gāoxìng bù gāoxìng (or gāo bù gāoxìng)?你现在高兴不高兴( or 高不高兴)?Are you happy now? 11794
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(tag questions)
【...,是不是?】【...,行不行?】
used in tag questions to ask for confirmation- Zhè jìshù hěn liǎobùqǐ, shì bùshì?这技术很了不起,是不是?This technology is amazing, isn't it? 9862Wǒ yòng měiyuán fùkuǎn xíng bùxíng?我用美元付款行不行?Is it OK that I pay in US dollars? 13791