专题二名词性从句

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1. 名词性从句是必修三的第三、四、五单元中的重要语法点,高一学生除了要弄清名词性从句,还要能区分它们和定语从句和状语从句。

2. 学生要能正确使用宾语从句,主语从句,同位语从句和表语从句的引导词,理解从句各自的句法功能。

1.名词性从句中各从句引导词的使用。

2.名词性从句的易混易错点。

1.名词性从句的语序:名词性从句一律使用

语序;

连 接 词:that, if, whether

2.名词性从句的引导词 连接代词:what, who, whom, which, whose; whatever, whoever, whomever, whichever

连接副词:when, where, why, how; whenever, wherever, however

3.名词性从句引导词的功能

(1)连接作用

连接词:连接主从句,________句子成分;if, whether 的含义为“是否”;

(2)句法功能 连接代词:连接主从句,且具有一定的含义,在从句中作__________; 连接副词:连接主从句,且具有一定的含义,在从句中作__________。 例:That she was chosen made us very happy.

专题二 名词性从句

基础知识点

What he wants to tell us is not clear.

Who will win the match is still unknown.

I want to know what he has told you.

She always thinks of how she can work well.

She will give whoever needs help a warm support.

4.名词性从句在句中的位置

(1)宾语从句:一般位于及物动词或介词之后;

(2)主语从句:位于主语的位置,多用it作形式主语;

(3)表语从句:位于系动词之后,构成系表结构;

(4)同位语从句:位于抽象名词的后面,解释名词的内容。

名词性从句详述

一、宾语从句

1.宾语从句的定义:在复合句中起宾语作用的从句称为宾语从句。

2.宾语从句的引导词以及句法功能

(1)由连接词that, if, whether引导的宾语从句

他认为战争是一件可怕的事情。He thinks that war is a terrible thing.

我想知道他明天是否会来。I wonder whether he will come tomorrow.

(2)由连接代词what, who, whom, which, whose; whatever, whoever, whomever, whichever引导的宾语从句

你知道他们在等谁吗?Do you know whom they are waiting for?

我不想知道你们在谈论谁。I don’t know whom you are talking about.

(3)由连接副词when, where, why, how引导的宾语从句

他没有告诉我什么时候我们可以再次见面。He didn’t tell me when we could meet again.

他问我是什么时候回来的。He asked me when I came back.

他不知道为什么他被拒绝了。He did not know why he had been refused.

(1)________ he said at the meeting surprised all of us.

A. Who

B. That

C. Where

D. What

(2)________ he said so at the meeting surprised all of us.

A. Who

B. That

C. Where

D. What

(3) Have you determined ________ you should buy, a Huawei or Oppo cell phone?

A. what

B. which

C. how

D. who

3.宾语从句使用注意事项

宾语从句的时态

主句为,从句可以使用任何时态

主句为,从句使用相应的过去时态(包括:一般过去时、过去进行时、过去完成时、过去将来时)

从句表示客观事实或规律时,从句使用,不受主句时态影响。

(1)She didn’t know what (happen).

(2)She was sorry that she (finish)the work on time.

(3)The teacher told us that light (travel)faster than sound.

4.含有宾语从句的反义疑问句

含有宾语从句的反义疑问句,反义部分的主语和谓语与的主语和谓语保持一致,但当主句的主语为第一人称且主句谓语动词为:believe, think, suppose, imagine, expect时,反义部分的主语和谓语与的主语和谓语保持一致。

(1)We told them we would go there next week, ?

(2)I don’t think that he is a college student, ?

(3)They all think that English is very useful, ?

二、表语从句

1.表语从句的定义:充当表语功能的句子被叫做表语从句。

2.表语从句的引导词以及句法功能

(1)由连接词that, whether引导的表语从句

问题是他丢了他的地址。The trouble is that he lost his address.

(2)由连接代词what, who, whom, which引导的表语从句

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