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1、2012届高考英语二轮专题复习精品语法部分之it常考点it的常见用法有以下几类：一、it可用于代替上文中提到的那一个事物。二、it可用于代替上文中说到的一件事。三、it可用于代替不知情的人（尤其是不知身份、性别和姓名的人）。四、it可用于表示时间、天气、距离、计算结果等。五、it可用于代替不定式、动名词、从句等，充当形式主语。其常用句型为： It-be-adj./ n. / v-ed-to+V/ V-ing/ Clause六、it 可用于代替不定式、动名词、从句，充当形式宾语，把真正宾语（不定式、动名词、名词或从句）置于句末。其常用句型为： S-Vt-it-adj./ n.-to+V / V-
2、ing /n./ Clause七、 it可用于构成强调句，把一个句子中除谓语以外的句子成分（如主语、宾语、表语、状语等）提到句首加以强调。其构成形式是：It is(was) + 被强调成分（不能改变被强调成分的数和格）+ that/ who+原句剩余部分八、it常用于一些固定结构中，作无人称代词用，充当主语等。it用法专题练习21._is four years since I left my hometown.A.It B.There C.This D.That2._is no good_ without doing anything.A.This, talking B.It, to talk
3、 C.It, talking D.That, to talk3.The people there felt_ not so difficult to work with him.A.it B.this C.its D.that4.How long_ to finish the work?A.youll take B.will take you C.youll take it D.will it take you5._is a long way to school, which means_is a long way to go before we arrive.A.It, there B.Th
4、ere, it C.It, it D.There, there6.Mikes mother was always telling him that he should not be lazy, but_ didnt help.A.she B.it C.he D.which7._ you met Jane?A.Where was that B.Who was it that C.Where was it that D.Where it was that8.Who was_ that called him “comrade”?A.he B.that C.it D.one9.They are all
5、 classmates. _ is no wonder that they should help each other with their studies.A.There B.It C.This D.That10._ to all that Taiwan is the largest island in China.A.As knows B.As we know C.It is known D.What is known11.It was in the lab_ was taken charge of by Professor Black_ they did the experiment.
6、A.that, where B.which, that C.whom, that D.which, where12._will be years_ we meet again.A.There, since B.There, after C.It, that D.It, before13._ seems unlikely that he will catch the train.A.It B.The man C.This D.That14._is easy to learn English, but _is difficult to learn_ well.A.It, it, this B.It
7、, this, it C.It, it, it D.It, which, which15.I dont remember how many years ago_ I last met you.A.it was that B.that was it C.was it that D.that was when16.-_ you left school? -About a year ago.A.When was that B.When was it C.When was it that D.How long was that17.Will you see to_ that our gift is t
8、aken back?A.me B.yourself C.it D.them18.Was_because_ snowed last night that you didnt come?A.it, it B.that, it C.it, that D.it, why19._was only when I reread the poems again_I began to appreciate their beauty.A.That, why B.It, that C.It, it D.That, that20.I hate_ when people talk with their mouths f
9、ull.A.it B.that C.these D.them21.Was_ I saw last night at the cinema?A.you it that B.it you C.that you it D.it you that22._ is a fact that English is being accepted as an international language.A.There B.This C.That D.It23.Does_ matter if he cant finish the job on time?A.this B.that C.he D.it24.I do
10、nt think _ possible to master a foreign language without much memory work.A.this B.that C.its D.it25.Is_ necessary to complete the design before National Day?A.this B.that C.it D.he26.Im quite able to afford the suit. _ is too cheap.A.It B.Which C.Its D.There27._is a pity that he should be absent fr
11、om the meeting today.A.There B.That C.It D.He28.-_is weeks since he was drunk. He hasnt been drunk so much like this.A.He B.It C.That D.There29.-My mother loves music, but she cant sing. -So_ mine.A.is it B.it is C.it is with D.it is so with30._no use arguing about such a matter with him.A.There B.It is C.That is D.This is- 3 -用心 爱心 专心
