高中英语讲义-表语从句

表语从句讲与练 （一）定义 用作表语的从句叫做表语从句。能跟表语从句的谓语动词一般为系动词be, seem, look，sound等。例句: The reason was that he was late for school. （二）关联词 A 从属连词that在从句中不做成分 如：The trouble is that I have lost his address。麻烦是我把他的地址丢了 B 从属连词whether, as, as if 如：1. He looked just as he had looked ten years before.  他看起来还与十年前一样。2. The question is whether they will be able to help us. 问题是他们是否能帮我们。 注：从属连词if一般不用来引导表语从句，但as if却可引导表语从句，如： All this was over twenty years ago, but it’s as if it was only yesterday.这都是20多年前的事了，但宛如昨天一样。 It looked as if it was going to rain.看起来好像要下雨。 注：能跟表语从句的谓语动词一般为系动词be, seem, look，sound等。如： He looked just as he had looked ten years before. 他看起来还与十年前一样。 C 连接代词who, whom, whose, what, which, whoever, whatever, whichever 在表语从句中做主语、宾语等。 如：The problem is who we can get to replace her. 问题是我们能找到谁去替换她呢。That was what she did this morning on reaching the attic.那就是她今晨上了阁楼干的。 问题是我们能找到谁去替换她呢。The problem is who we can get to replace her. 我想问的是谁离开了。 My question is who left. D 连接副词 where