2019-2020学年度人教版选修六Unit 4 Global warming Period 3 Learning about Language学案

it的用法(Ⅱ)

it用于强调句式

"It is/was＋被强调部分＋that/who＋句子的其余部分"结构

1．it结构概述

it用在强调结构中，为了强调句子的某一成分(通常为主语、宾语和状语)。

My mother met Tom in the street yesterday.

→It was in the street that my mother met Tom.

我母亲就是在大街上遇到了汤姆。

2．it结构在句中的应用

(1)强调主语

It's only I who am willing to go to the cinema.

想去看电影的只有我。

It is not only blind men who make such stupid mistakes.

犯这样愚蠢的错误的不仅仅是瞎子。

(2)强调宾语

It was her that I met yesterday.

我昨天见到的是她。

It was a key that I found in his pocket.

我在他口袋里找到的是钥匙。

(3)强调状语

It was because her mother was ill that she didn't go to work.是因为母亲病了她才没有去上班。

3．it结构的否定句

It was not Olivia but her sister that I saw.

我看见的不是奥莉维亚，而是她的妹妹。

It was not for several years that I had an opportunity of seeing him again.(＝I did not have an opportunity of seeing him again for several years.)

我有好几年没有机会再见到他了。

4．it结构的疑问句

(1)这种强调句的一般疑问句只需把is/was提前。

Was it you that broke the window?

是你把窗户打破了吗？

Was it in 1937 that the Second World War broke out?

第二次世界大战是在1937年爆发的吗？

Is it Professor Wang who teaches you English?

是王教授教你们英语吗？

Was it during the Anti­Japanese War that he died?

他是在抗日战争期间去世的吗？

(2)这种强调句的特殊疑问句，只需在一般疑问句前加上疑问词就可。