五个句子都是正确的。分别作，主语、表语、表语、表语、表语。 判断作什么句子成分，就看这个句子相应的回答的句子中，这个疑问词的位置是什么。比如，1. What's wrong with you? 回答是：sth. is wrong with me. what就代替了这里的主语sth.所以是作主语。特殊疑问句以疑问词开头，对句中某一成分提问的句子叫特殊疑问句。常用的疑问词有：what who whose which when where how why等。特殊疑问句有两种语序：1．如疑问词作主语或主语的定语，即对主语或主语的定语提问，其语序是陈述句的语序：疑问词（＋主语）＋谓语动词＋其他成分？如：who is singing in ...
1. what's wrong with you? 2. what's the trouble with you?中的what在句中做主语.这就是陈述句的语序.像What's the matter?一样改宾语从句不要调整.如:I don't know what's the matter而不是.I don't know what the mat...
1. What's wrong with you? what 作主语（对这个问题的回答是：... is wrong，这里...是主语）2. What's the trouble with you? what 作表语（对这个问题的回答是：the trouble with me is ...，这里 ...是表语）3. Who are you? who 作...
