考点4 疑问代词
疑问代词有who(谁,主格),whom(谁,宾格),whose(谁的,所有格),what(什么)和which(哪个,哪些)等。疑问代词一般都放在句首,并在句中作为某一句子成分。
Who is going to speak to us tomorrow? 明天谁来跟我们讲话?(who作主语)
Whom are you talking about?你们在说谁?(whom作宾语,但在句首时口语中常用who代替whom)
Whose umbrella is this? 这是谁的伞?(whose作定语)
What did he say? 他说什么?(what作宾语)
Which is yours, the blue pen or the red one?蓝笔和红笔,哪一支是你的?(which作主语)
疑问代词可用于名词性从句中,用在名词性从句中时,原倒装的语序需改为陈述句语序。
Do you know what he has said? 你知道他说了什么吗?
(疑问代词what引导一个宾语从句,而它本身又在从句中作宾语)
Who will be in charge of the work is still not decided. 谁将负责这项工作现在还没定。
(疑问代词who引导一个主语从句,它本身又在从句中用作主语)