高中英语句型：it句型

高中英语it句型

句型1

It (so) happened（chanced） that +clause. = sb. happened /chanced to do sth. =sb.did sth. by chance. 如： 

It happened that he was out when I got there. 当我到那儿时，碰巧他不在。＝He happened to be out when I got there.= It chanced that he was out when I got there= He was out by chance when I got there. 

句型2

It seems that sb. do/ be doing/ have done/ had done= Sb. seems to do/ be doing/ have done/to be done/to have been done（还有动词appear等可这样使用） 如:

It seemed that he had been to Beijing before.他好象以前去过北京。＝He seemed to have been to Beijing before. 

句型3

It is / was＋被强调的部分＋that(who)+剩余的部分. 如： 

It wasn't until he came back that I went to bed.直到他回来我才睡觉。(一定要注意被强调句型中的谓语动词否定的转移)。 It was because he was ill that he didn't come to school today.只因为他有病了今天没有来上学。（只能用because而不能用for, as 或since） 

It is I who am a student. 我确实是个学生。（句中am不能用are来代替。） 

句型4

It is high time (time/ about time)+ (that) 主语＋should do / did+其它。（从句中的谓语动词用的是虚拟语气。）如: 

It is high time that we should go / went home. 我们该回家了。 

句型5

It is / was said ( reported…)＋that+从句. 如： 

It was said that he had read this novel. 据说他读过这篇小说。＝He was said to have read this novel. 

句型6

It is impossible / necessary/ strange…that clause. (从句中的谓语用should＋do / should have done，其形式是虚拟语气。) 如： 

It is strange that he should have failed in this exam. 真奇怪，他这次考试没有及格。 

句型7

It is + a pity/ a shame…that clause.(注意从句中的谓语动词用should do或should have done的形式，但should可以省略。) 如： 

He didn't come back until the film ended. It was a pity that he should have missed this film. 他直到电影结束才回来。他没有看到这部电影真可惜。

句型8

It is suggested / ordered/ commanded /…that +clause. (从句的谓语动词用should do, 但should可以省略。) 如： 

It is suggested that the meeting should be put off. 有人建议推迟会议。 

句型9

It is/was＋表示地点的名词＋where+从句。（注意本句不是强调句型，而是以where引导的定语从句。）如： 

It was this house where I was born. 请比较：It was in this house that I was born. (后一句是强调句型。) 

句型10

It is / was +表示时间的名词＋when+从句。（注意本句型也不是强调句型，而是以when引导的定语从句。）如： 

It was 1999 when he came back from the United States. 请比较：It was in 1999 that he came back from the United States. 

句型11

It is well-known that＋从句。如： 

It is well-known that she is a learned woman. 众所周知，她是个知识渊博的妇女。 

句型12

It is +段时间＋since+主语＋did. 请比较： 

It was +段时间＋since+主语＋had done. 如： 

It is five years since he left here. 他已经离开这儿五年了。 

It was five years since he left here.（同上）

注意下列句型的翻译: It is five years since he lived here. 他从这儿搬走已经有五年了。 

句型13

It +谓语＋段时间＋before+主语＋谓语.（ before引导的是时间状语从句。） 如： 

It wasn't long before the people in that country rose up. 没有多久那个国家的人民就起义了。 

It will be three hours before he comes back. 三个小时之后他才能回来。 

句型14

It is +形容词(possible, impossible, necessary等) ＋for+ sb.+ to do. 如： 

It is impossible for me to finish this work before tomorrow. 我明天之前完成此工作是不可能的。

句型15

It is +（心理品质方面的）形容词＋of + sb. +to do.= 主语+ be +形容词＋to do.(常用的形容词有：kind, stupid; foolish, good, wise等。) 如： 

It is kind of you to help me.＝You are kind to help me. 你真好给我提供了帮助。