1. 当先行词是 all, any, few, little, none, anything, everything, nothing , everybody, nobody, everyone, no one 或被它们修饰时。
1).That’s all that I know.I can do for you?
小结: 1).that- 既可指人,也可指物,作主语, 不能省略;作宾语,可以省略。
2).which-指物,作主语,不能省略;作 宾语,可以省略. 3).who- 指人,作主语,不能省略;作宾语
可以省略,(常用whom)
注:当关系代词在定语从句中作主语时,定语 从句的谓语动词形式由先行词定。
有时只能用 that , 不用 which, 常见的情况有六种:
1.关系代词that, which引导的定语从句: 如果先行词是表示物的名词或代词,关系 代词应用that、which. (作主语或宾语)
which / that 作主语. (不能省)
This is a dream. The dream will never come true. This is a dream which/that will never come true. (作主语) The dog has been found. The dog was lost. The dog that/which was lost has been found.
The boy who/that broke the window is called Roy.
who / whom / that 作宾语:( 可省略) The man is a famous writer. He described the man just now. The man ( who/ whom/ that ) he described just now is a famous writer. (作宾语) Practise: 1. The thief has been sent to prison. The police caught the thief last night.