疑问代词的非疑问用法
Pattern
任指用法不定指用法Explanation
疑问代词的非疑问用法包括任指用法和不定指用法。任指用法中，疑问代词与'都'或重复使用表示'任何人/任何事物都...'；不定指用法中，疑问代词表示某个不确定的人或事物。
The non-interrogative use of question words includes universal reference and indefinite reference. In universal reference, question words combined with 'dōu' or repeated indicate 'anyone/anything'; in indefinite reference, question words refer to an unspecified person or thing.
Examples
①疑问代词+都
① Question word + 'dōu'
谁都喜欢她。
Everyone likes her.
我吃什么都行。
Whatever I eat is fine.
你什么时候来都可以。
It's fine whenever you come.
我哪儿都没去过。
I haven't been anywhere.
你想怎么去都没问题。
It's no problem however you want to go.
②疑问代词+疑问代词
② Question word + Question word
你们随便吃，想吃什么吃什么。
You can eat whatever you like.
谁想参加比赛谁就报名参加。
Whoever wants to participate should sign up.
他们几点来就几点开始。
They'll start at whatever time they arrive.
你怎么做，我就怎么做。
Whatever you do, I'll do the same.
他们各做各的，谁也不帮谁。
They each do their own thing, and no one helps anyone.
我好像在哪儿见过你。
I think I've seen you somewhere before.
你们先吃点儿什么再去公园吧。
You should eat something first before going to the park.
要是你一个人搬不动，就请谁来帮一下儿吧。
If you can't move it by yourself, ask someone to help.
Related Grammar Points
指示代词：各、各位、各种、每、任何HSK 3三08
词类 · 代词
这些指示代词用于指代群体或范围：'各'表示各自/每个，'各位'是尊称群体，'各种'指不同种类，'每'强调个体，'任何'表示所有可能情况。
These demonstrative pronouns refer to groups or ranges: '各' means each/respective, '各位' is a respectful address to a group, '各种' refers to various kinds, '每' emphasizes each individual, '任何' means any/all possible situations.
Examples (5)
我们班的同学来自世界各国。
The classmates in our class come from countries around the world.
各位朋友，下午好！
Good afternoon, friends everyone!
这儿有各种颜色的花。
There are flowers of various colors here.
我每个星期天都去爬山。
I go hiking every Sunday.
我们任何时候都要注意保护环境。
We should always pay attention to protecting the environment.
用疑问语调表示疑问HSK 3三78
提问的方法
在口语中，通过句末语调上扬（升调）将陈述句变为疑问句，常用于确认信息或表示惊讶。
In spoken Chinese, a statement can be turned into a question by raising the intonation at the end (rising tone), often used to confirm information or express surprise.
Examples (2)
今天是星期六？
Is today Saturday?
你打算去旅行？
Are you planning to travel?