定

语

从

句

（人）在从句中做主语或宾语

物

在从句中做主语或宾语

who

which

This is the doctor who saved the boy’s life .

这就是救了孩子生命的医生。

She is the new student whom I want to introduce to you .

她就是我要介绍给你的新学生

Please pass me the book which is lying on the table.

请递给我摆在桌上的那本书。

The novel which Tom bought is very interesting.

汤姆买的小说很有意思。

Can you lend me the magazine about which you talked yesterday?

你能把昨天谈到的那本杂志借给我吗？

who在从句中做主语

whom在从句中做宾语，口语中who可以代替whom，也可以被省去，但做介词宾语时只能用whom

which在从句中做主语。

which充当宾语时可以省去。

which做介词宾语不可省

种类

先行词

关联词

例     句

说   明

定

语

从

句

人

或

物

的

whose

The professor whose daughter teaches you English is Dr. Williams

那位教授是威廉斯他的女儿教你英语。

The professor, the daughter of whom teaches you English is Dr. Williams.

The bike whose brake was damaged has now been repaired.

那辆坏了闸的自行车现在已经修好了。

=The bike the brake of which was damaged has now been repaired 

whose在从句中做定语

指某人的也可以用…of whom代替whose

指物时也可以用…of which 代替 whose

人

或

that

The woman that is playing the piano is Miss Zhang.

正在弹钢琴的那位妇女是张小姐。

I’d like to see the films that are just on show.

我想看那些刚上映的电影。

that指人做主语

that指物做主语

种类

先行词

关联词

例        句

说   明

_物

_{all, little much和some,any every ,no 构成的合成代词}

_人

_或

_物

that

that

They talked for about an hour of things and  persons that they remember in the school.

他们谈起他们所记得起的学校里的人和事，谈了大约有半个小时。

I’ll tell you all(that )I know about it .

我要告诉你我所知道这件事的一切情况。

Is there anything (that) I can do for you?

有什么我可以帮助做的事吗？

I’ve brought everything (that )you need.

我把你需要的东西都拿来了。

This is the best film that I have seen .

这是我看过的最好的一部电影。

The first place that we’ll visit is Beijing Library.

我们要参观的第一个地方是北京图书馆

先行词分别表示人和物，关系代词要用that，不用who或which

先行词表示物，关系代词用that不用which, 在从句中做宾语可省去 。如果先行词是人时，关系代词不受制约，用that或who (whom)

均可

先行词被形容词最高级或序数词修饰时定语从句用that引导。