How common it is
保证 appears often in everyday Chinese, so it is worth practicing early and reviewing often.
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Pronunciation focus
Say bǎozhèng slowly first, then repeat it in a short phrase. Listen for the tone shape.
Usage note
保证用于承诺或确保某事会按预期发生。例如，你可以向朋友保证你会准时到达派对。
bǎozhèng yòng yú chìnuò huò quàn rǔ shì huì pànyù fāshēnɡ.例 如，你 kěyǐ xiàng péngyou bǎozhèng nǐ huì zhǔnbèi dào chéng pàipǐ.
保证 is used to promise or ensure that something will happen as expected. For example, you can promise your friend that you will arrive on time for the party.
Context note
保证常见于日常生活中，如承诺按时完成任务或确保某事不会出错。
bǎozhèng cháng jiàn yú rìyān shēnghuó zhōng, rú chìnuò zài shíjiān wánchéng rènwù huò quàn rǔ mǒu shì bù huì chū cuò.
保证 is commonly found in daily life, such as promising to complete a task on time or ensuring that something will not go wrong.
5 examples
我保证你会喜欢这个礼物。
wǒ bǎo zhèng nǐ huì xǐ huan zhè ge lǐ wù。
I guarantee you will like this gift.
他保证不会迟到。
tā bǎo zhèng bú huì chí dào。
He guarantees he won't be late.
公司保证产品质量。
gōng sī bǎo zhèng chǎn pǐn zhì liàng。
The company guarantees product quality.
我保证明天会下雨。
wǒ bǎo zhèng míng tiān huì xià yǔ。
I guarantee it will rain tomorrow.
她保证不会忘记这件事。
tā bǎo zhèng bú huì wàng jì zhè jiàn shì。
She guarantees she won't forget this thing.
5 mini stories
妈妈保证晚饭一定会准备好。爸爸说他会按时回家吃晚饭。
mā mā bǎo zhèng wǎn fàn yí dìng huì zhǔn bèi hǎo。 bà ba shuō tā huì àn shí huí jiā chī wǎn fàn。
Mom promised that dinner would definitely be ready. Dad said he would come home on time to have dinner.
老师保证考试题目不会太难。学生们都很安心。
lǎo shī bǎo zhèng kǎo shì tí mù bú huì tài nán。 xué shēng men dōu hěn ān xīn。
The teacher promised the exam questions wouldn't be too difficult. The students felt very reassured.
朋友保证会准时来参加聚会。我们等得很开心。
péng yǒu bǎo zhèng huì zhǔn shí lái cān jiā jù huì。 wǒ men děng dé hěn kāi xīn。
A friend promised to arrive on time for the party. We waited happily.
商家保证产品质量，所以顾客很放心购买。
shāng jiā bǎo zhèng chǎn pǐn zhì liàng， suǒ yǐ gù kè hěn fàng xīn gòu mǎi。
The seller guarantees product quality, so customers are confident in their purchases.
公司保证按时完成项目。员工们都很有信心。
gōng sī bǎo zhèng àn shí wán chéng xiàng mù。 yuán gōng men dōu hěn yǒu xìn xīn。
The company promises to complete the project on time. The employees are very confident.