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高中语法专练:iv. it is ...的其他句型

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2020年08月04日

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iv. it is ...的其他句型

1. It is time (high time, about time) that ... should/did ... (从句用虚拟语气)

It is time for sb. to do sth.

It is time for us to go to school.

我们该上学去了。

It is high time that you made up your mind to study hard at your lessons.

你们早该下定决心努力学习功课了。

2. It is/has been+一段时间+since ...“自从……时候以来已经多久了”

It is three years since we began to learn English.

自从我们开始学英语到现在已经三年了。

3. It was/will be+long/一段时间+before ...“过了很久/将过很久才……”

It wasn't/won't be long before ...“过不了多久就会……”

It was three days before he came back safe and sound from abroad.

过了三天他才从国外平平安安地回来了。

4. It was+时间点+when ...

It was 12 o'clock when he went to bed last night.

昨天夜里他睡觉去的时候已经是12点了。

5. It is the first (second, third ...) time that +现在完成时

It is the third time that we have been here to visit our old friends.

这是我们第三次来这里拜访我们的老朋友了。

6. It is up to sb. to do sth.“应由某人做某事”

It is up to you to decide when we should have the sports meeting.

由你决定我们何时举行运动会。

7. It seems (appears, looks) as if ....“看起来好像/似乎……”

It seems as if she has changed her mind that she will buy a car next week.

似乎她已经改变了下周要买车的主意。

专项训练

1. It was some time _______ we realized the truth.

A. when

B. until

C. since

D. before

2. It is five years _______ I left my hometown.

A. when

B. before

C. since

D. after

3. It was _______ the police arrived.

A. long until

B. not long

C. a long time when

D. not long before

4. It was mid-autumn night _______ we together sat on the riverside watching the full moon.

A. that

B. which

C. the moment

D. when

5. Mum criticized him severely because _______ was the third time that he _______ his key to the house.

A. it; had lost

B. this; lost

C. that; had forgot

D. it; forget

6. It's up to you _______ whether we should go to the art exhibition right now.

A. deciding

B. to decide

C. of deciding

D. decide

答案速查 1—6 DCDDAB


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