掌握it相关句型 带你玩转英语语法

在英语中，it是一个非常重要的单词，它不仅仅作为人称代词被广泛运用，还衍生出许多重要的句型，都是英语语法内容的重要组成部分。今天，北外网课（北京外国语大学网络课堂）老师就整理了it相关的几类句型，带你玩转英语语法。

（1）it 作形式主语，形式宾语

It is important that we （should） learn English well.（形式主语）

It is said that something has been done to end the pollution.据说已经采取措施来清除污染。= Something is said to have been done to end the pollution.（形式主语）

（2）I found/felt/thought it easy get along with him.(形式宾语)

 We think/ found/felt it no usekeeping in touch with that company.(形式宾语)

（3）like/hate it when---

I hate it when people talk withtheir mouths full of food.我讨厌嘴里塞满吃得东西在说话的人。

I like it when you sing.我喜欢你唱歌。

（4）It is likely that he will be late.他可能会迟到。=He is likely to belate.

(5)强调句型肯定句：It is/was+强调部分+that/who+其余部分

I told Jim  the news  in our office  yesterday.

It was I that /who told Jim the news in our office  yesterday.

It was Jim that I told the news in our office  yesterday.

It was the news that I told Jim in our office  yesterday.

It was in our office that I told Jim the news yesterday.(不能用where)

It was yesterday that I told Jim the news in our office.(不能用when)

强调句型一般疑问句：Is/was+it+强调部分+that/who+其余部分

Was it you that/who told Jim the news in your office yesterday?

强调句型特殊疑问句：疑问词+is/was+that/who+其余部分？

Who was it that told Jim the news in your office yesterday?

When was it that you told Jim the news in your office?

Where was it that you told Jim the news yesterday?

What was it that you told Jim in your office yesterday?

Who was it that you told the news in your office yesterday?

注意：以上强调句型不能强调谓语动词，强调谓语动词时（只能是一般现在时和一般过去时）在动词前加do/does/did

I did tell Jim the news in our office yesterday.我昨天的确在我们办公室把这个消息告诉吉姆了。

Do come tomorrow.=Be sure to come tomorrow.明天一定要来。

He does often come.他的确经常来。

注意it容易混淆的句型

（1）It was midnight when he came back .他回来时已经半夜了。（时间状语从句）

It was at midnight that he came back.(强调句型)=He came back at midnight.

(2) It is /has been+时间+since从句

It is /hasbeen five years since I came to China.=I came to China five years ago.=I have been in China for fiveyears.

It was/will be +时间+before从句，（还要过多久/过了多久就----）

It will be three days before he makes a decision.还要过三天他才会做出决定。

It was hours befores we met again.几个小时以后我们又见面了。

（3）It is( high) time (that)+句子（从句中用过去式）

It is time (that)he wrote a letter to his girlfriend.=It is time for himto write  a letter to his girlfriend.

(4)It/This is the first time (that) I have visited China.

It/This was the first time (that) I had visited China.

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