what的6种用法是什么？
what的6种用法分别如下：
1、What+主语+及物动词：
例句1：What he says is reasonable.
解析：What he says是主语从句，what 在主语从句中作宾语。
例句2：It is none of your business what other people think about you. Believe yourself.
解析：本句意为“别人怎么看你，与你无关，相信你自己。”其中It是形式主语，真正的主语是what other people think about you.
2、what +主语+不及物动词/系动词+介词：
例句：The judge does not consider what each eyewitness looks like.
解析：what each eyewitness looks like是宾语从句，what在从句中作介词like的宾语。
3、What + 主语+系动词：
例句1：He is not what he was ten years ago.
解析：本句意为“他不再是十年前的他了。”其中what he was是表语从句，what 在从句中作表语。
例句2：I’m not to blame, Mum. I am what you have made me.
解析：what you have made me.是表语从句，what 在从句中作补语。
例句3： The seaside here draws a lot of tourists every summer. Warm sunshine and soft sands make what it is.
解析：what it is是宾语从句，what 在从句中作表语。
4、 What后接名词，作定语：
例句1：I gave him what books I had .
解析：what books I had是宾语从句，what 在从句中作books的定语。
例句2：It is uncertain what side effect the medicine will bring about, although about two thousand patients have taken it.
解析：what side effect the medicine will bring about是宾语从句，what 在从句中作side effect的定语。
例句3： The shocking news made me realize what terrible problems we would face.
解析：what terrible problems we would face.是宾语从句，what 在从句中作problems的定语，且terrible也是定语修饰problems。
5、What +及物动词+宾语 或 What +be done ：
例句1： What makes the matter worse has been puzzling me.
解析：其中What makes the matter worse是主语从句， what 在从句中作主语。
例句2： The farmer’s wife rushed to see what was caught.
解析：what was caught.是宾语从句，what在从句中作主语。
6、what 用于固定搭配what……do with (处理)：
例句： What do you do with this problem? 这个问题你怎样处理？
