2016年職稱英語(yǔ)備考之以形式主語(yǔ)it引導(dǎo)的句型：

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. 當(dāng)我到那兒時(shí)，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（還有動(dòng)詞appear等可這樣使用）如:

It seemed that he had been to Beijing before.他好象以前去過(guò)北京。＝He seemed to have been to Beijing before.

句型3.

It is /was＋被強(qiáng)調(diào)的部分＋that(who)+剩余的部分.如：

It wasn't until he came back that I went to bed.直到他回來(lái)我才睡覺(jué)。(一定要注意被強(qiáng)調(diào)句型中的謂語(yǔ)動(dòng)詞否定的轉(zhuǎn)移)。 It was because he was ill that he didn't come to school today.只因?yàn)樗�有病了今天沒(méi)有來(lái)上學(xué)。（只能用because而不能用for,as 或since）

It is I who am a student. 我確實(shí)是個(gè)學(xué)生。（句中am不能用are來(lái)代替。）

句型4.

It is high time (time/about time)+ (that) 主語(yǔ)＋should do /did+其它。（從句中的謂語(yǔ)動(dòng)詞用的是虛擬語(yǔ)氣。）如:

It is high time that we should go /went home.我們?cè)摶丶伊恕?

句型5.

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

It was said that he had read this novel.據(jù)說(shuō)他讀過(guò)這篇小說(shuō)。＝He was said to have read this novel.

句型6.

It is impossible /necessary/strange…that clause.(從句中的謂語(yǔ)用should＋do /should have done，其形式是虛擬語(yǔ)氣。)如：

It is strange that he should have failed in this exam.真奇怪，他這次考試沒(méi)有及格。

句型7.

It is + a pity/a shame…that clause.(注意從句中的謂語(yǔ)動(dòng)詞用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. 他直到電影結(jié)束才回來(lái)。他沒(méi)有看到這部電影真可惜。

句型8.

It is suggested /ordered/commanded /…that +clause.(從句的謂語(yǔ)動(dòng)詞用should do,但should可以省略。)如：

It is suggested that the meeting should be put off.有人建議推遲會(huì)議。

句型9.

It is/was＋表示地點(diǎn)的名詞＋where+從句。（注意本句不是強(qiáng)調(diào)句型，而是以where引導(dǎo)的定語(yǔ)從句。）如：

It was this house where I was born.請(qǐng)比較：It was in this house that I was born.(后一句是強(qiáng)調(diào)句型。)

句型10.

It is /was +表示時(shí)間的名詞＋when+從句。（注意本句型也不是強(qiáng)調(diào)句型，而是以when引導(dǎo)的定語(yǔ)從句。）如：

It was 1999 when he came back from the United States. 請(qǐng)比較：It was in 1999 that he came back from the United States.

句型11.

It is well-known that＋從句。如：

It is well-known that she is a learned woman.眾所周知，她是個(gè)知識(shí)淵博的婦女。

句型12.

It is +段時(shí)間＋since+主語(yǔ)＋did. 請(qǐng)比較：

It was +段時(shí)間＋since+主語(yǔ)＋had done. 如：

It is five years since he left here.他已經(jīng)離開(kāi)這兒五年了。

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

注意下列句型的翻譯:It is five years since he lived here.他從這兒搬走已經(jīng)有五年了。

句型13.

It +謂語(yǔ)＋段時(shí)間＋before+主語(yǔ)＋謂語(yǔ).（ before引導(dǎo)的是時(shí)間狀語(yǔ)從句。） 如：

It wasn't long before the people in that country rose up.沒(méi)有多久那個(gè)國(guó)家的人民就起義了。

It will be three hours before he comes back.三個(gè)小時(shí)之后他才能回來(lái)。

句型14.

It is +形容詞(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 +（心理品質(zhì)方面的）形容詞＋of + sb. +to do.= 主語(yǔ)+ be +形容詞＋to do.(常用的形容詞有：kind,stupid;foolish,good,wise等。)如：

It is kind of you to help me.＝Y(jié)ou are kind to help me.你真好給我提供了幫助。