How common it is
疑问 appears often in everyday Chinese, so it is worth practicing early and reviewing often.
Guest access
Guests can browse all words. Sign in or create an account to save progress and unlock more practice.
Pronunciation focus
Say yí wèn slowly first, then repeat it in a short phrase. Listen for the tone shape.
Usage note
疑问表示不确定或有问题，常用于问句或表达怀疑。
Yí wèn biǎoshì bù quèdìng huò yǒu wèntí, cháng yòng yú wèn jù huò biǎodá huáiyí.
Doubt indicates uncertainty or a question, often used in questions or to express suspicion.
Context note
在课堂上，如果你有疑问，可以举手问老师。
Zài kètáng shàng, rúguǒ nǐ yǒu yí wèn, kěyǐ jǔ shǒu wèn lǎoshī.
In class, if you have a doubt, you can raise your hand and ask the teacher.
5 examples
我对这道题有疑问。
wǒ duì zhè dào tí yǒu yí wèn。
I have a doubt about this question.
他的回答消除了我的疑问。
tā de huí dá xiāo chú le wǒ de yí wèn。
His answer cleared my doubt.
如果你有疑问，请告诉我。
rú guǒ nǐ yǒu yí wèn， qǐng gào sù wǒ。
If you have a doubt, please tell me.
这个疑问让我想了很久。
zhè ge yí wèn ràng wǒ xiǎng le hěn jiǔ。
This doubt made me think for a long time.
老师耐心解答了我的疑问。
lǎo shī nài xīn jiě dá le wǒ de yí wèn。
The teacher patiently answered my doubt.
5 mini stories
小明有一个疑问。他问妈妈为什么天空是蓝色的。
xiǎo míng yǒu yí gè yí wèn。 tā wèn mā ma wèi shén me tiān kōng shì lán sè de。
Xiao Ming has a doubt. He asks mom why the sky is blue.
小红对数学题有疑问。她请同桌帮忙解释。
xiǎo hóng duì shù xué tí yǒu yí wèn。 tā qǐng tóng zhuō bāng máng jiě shì。
Xiao Hong has a doubt about the math problem. She asks her deskmate to help explain.
小刚的疑问是为什么鸟会飞。爸爸告诉他因为鸟有翅膀。
xiǎo gāng de yí wèn shì wèi shén me niǎo huì fēi。 bà ba gào sù tā yīn wèi niǎo yǒu chì bǎng。
Xiao Gang's doubt is why birds can fly. Dad tells him because birds have wings.
小丽对故事结局有疑问。她问老师为什么主角要离开。
xiǎo lì duì gù shì jié jú yǒu yí wèn。 tā wèn lǎo shī wèi shén me zhǔ jué yào lí kāi。
Xiao Li has a doubt about the story's ending. She asks the teacher why the main character leaves.
小华对实验有疑问。他仔细观察后找到了答案。
xiǎo huá duì shí yàn yǒu yí wèn。 tā zǐ xì guān chá hòu zhǎo dào le dá àn。
Xiao Hua has a doubt about the experiment. He observes carefully and finds the answer.