外研版英语九年级上册定语从句讲解与练习

九年级英语第周周周清作业

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定语从句

一．含义：在复合句中，修饰某一名词或代词的从句叫定语从句。

被定语从句修饰的名词或代词叫先行词。

引导定语从句且在定语从句中充当句子成分的词叫关系词。二．基本形式：先行词（人/物）+关系代词/ 关系副词+定语从句This is the book (that) you lent me.

The girl who is beautiful is Kate.

三．定语从句中谓语动词的单复数取决于先行词。

定语从句的时态不受主句的限制。

I prefer movies that are scary.

I like a sandwich that is really delicious.

四

五．先行词是表示时间的名词， when=介词(in/on /at/during)+which 先行词是表示地点的名词，where=介词(in/on/ at/to)+which

1.The room (that/ which) I live in is very big.

2.The room（ in which/where） I live is very big.

1. The hotel (at which/ where)we stayed wasn’t clean.

2.The hotel （that /which）we stayed at wasn’t clean.

六.用that不用which的情况

1先行词是all, many， much ,little, some, no, none，any, everything , something, anything, nothing等不定代词或被不定代词修饰时:

I am going to buy something that I need.

This is all that I know.

2 当先行词被形容词最高级修饰或先行词本身是形容词最高级时：

This is the best film that I have ever seen.

3 当先行词被序数词修饰或先行词本身是序数词时:

The first thing that I should do is to get tickets.

4 先行词中既有人也有物时:

They talked about the teachers and schools that they visited.

5. 先行词被the very, the only, the same, the last修饰时，（定高序双特）

This is the only thing that we can do now.

6.主句是以who/which开头的特殊疑问句时:

Which is the car that killed her?

Who is the person that is standing at the gate?

7.当先行词是be后面的表语或关系代词在定语从句中作表语:

He is not the man that he was.他已经不是过去的他了。

Our school is no longer the school that it used to be.

8.当主句以here ,there开头时：

Here is the book that you have been looking for.

There is a seat in the corner that is still not taken.

七.只用which不用that的情况：

1.先行词为that, those时，用which ：

What is that which is under the desk?

2.关系代词前有介词时，介词+which:

This is the room in which he lives.

3.引导非限制性定语从句，用which:

Tom came back, which made us happy.

八． who、that在指人可以通用，但下列宜用 who,不用that

1.先行词是anyone, someone, no one, people, those等指人的不定代词或指示代词时，关系词使用who

Those who want to go to the Great Wall sign up here.

Is there anyone who wants to go there?

2.在there be 句型中，先行词指人,关系词用who

There is an old man who wants to see you.

There are many young men who are against him.

3.在非限制性定语从句中的先行词指人时,只能用who (whom).如：

My sister, who is studying abroad , sent me a beautiful present

4.两个定语从句中一个已经用了that时：

The boy that you met last night is the group leader who studies very hard.

你昨晚见到的那个学习很努力的男孩是组长。

九．练习题