it用法及練習(xí)附答案

1、高三一輪復(fù)習(xí)It的用法總結(jié)It的用法在高考中也是重現(xiàn)率較高的語(yǔ)言點(diǎn)，尤其是it用于強(qiáng)調(diào)句。其考查方式多通過(guò)語(yǔ)法填空進(jìn)行，偶爾也岀現(xiàn)在 短文改錯(cuò)”和完形填空”中。一、it作人稱代詞的用法指事物作為人稱代詞，it可以除人以外的一切事物或動(dòng)物。如：I dropped my watch and it broke.It hard work, but I enjoy it.“Where is the dog? ”“It sin the bedroom. ”指人it指人主要用于指不性別不明的嬰兒或用于確認(rèn)某人的身份。如：Is it a boy or a girl?There is a knock on th

2、e door. It must be the postman.【說(shuō)明】在答語(yǔ)中，常用來(lái)指本人，如說(shuō)It me。代替某些代詞代詞it還可用于代替指示代詞this, that以及復(fù)合不定代詞 something, anything, nothing等。如：“ Whats this? ”“ It a new machine. ”Nothing is wrong, is it?二、it作非人稱代詞的用法基本用法：主要用于指時(shí)間、距離、價(jià)值、天氣、氣候及溫度等自然現(xiàn)象。如：It too late to go there now.It rained all day yesterday.It can get

3、 very hot here.用于某些句型：It time for sb to do sth.某人該干某事了。It （about / high） time + that-從句.某人該做某事了。（從句謂語(yǔ)用過(guò)去式，有時(shí)也用should+動(dòng)詞原形”）It first （second） time + that-從句.某人第幾次干某事。（從句謂語(yǔ)用現(xiàn)在完成時(shí)）It +時(shí)間段+ since-從句.自從有一段時(shí)間了。It +時(shí)間段+ before- 從句.過(guò)多長(zhǎng)的時(shí)間才 It not untilthat直至 U 才.三、it用作形式主語(yǔ)基本用法：當(dāng)不定式、動(dòng)名詞、從句等復(fù)雜成分用作句子主語(yǔ)時(shí)，為保持句子平

4、衡，通常把真正的主語(yǔ)放在句末，而在句首使用形式主語(yǔ)it。如:It very important to remember this.It hard work climbing mountains.It unknown when he will come.用作形式主語(yǔ)的的重要句型某人做某事（介詞for表示對(duì)象，意為 對(duì)來(lái)說(shuō)”） （of用于指某人的性格、屬性、特征等） 某人做某事花了時(shí)間It + be + adj. for (of) sb to do sthIt is hard for him to make up his mind.It was foolish of her to say such

5、 a thing.It takes sb + 時(shí)間段 + to do sth.該由某人做某事It is up to sb to do sth.似乎it look (seem, appear, happen, occur) that as if(5) If it were not for/ If it hadn been for 若不是因?yàn)樗?、it用作形式賓語(yǔ)當(dāng)不定式、動(dòng)名詞、從句等復(fù)雜成分用作賓語(yǔ)且其后跟有賓語(yǔ)補(bǔ)足語(yǔ)時(shí)，通常會(huì)在賓語(yǔ)補(bǔ)足語(yǔ)前使用 形式賓語(yǔ)，而將真正的賓語(yǔ)移至句末。其基本結(jié)構(gòu)為動(dòng)詞+it+賓語(yǔ)補(bǔ)足語(yǔ)+不定式（動(dòng)名詞或從句）”。如口:I find it difficult to d

6、o the job well.I think it best that you should stay here.We think it no use complaining.五、用于強(qiáng)調(diào)句型即“ is/was+被強(qiáng)調(diào)部分+ that/who/whom+其它句型之中It was yesterday_that_I_ met your father in the street.It was in the street that I met your father yesterday.It的相關(guān)練習(xí)姓名： 得分：一、選擇題20 （）1. It was at the gatehe told me th

7、e news.A. that B. what C. which D. when（）2. Isnecessary to complete the design before National Day?A. this B. that C. it D. He（）3dont thinkpossible to master a foreign language without much memory work.A. this B. that C. its D. it（）4.Doesmatter if he cant finish the job on time?A. this B. that C. he

8、 D. itstar.（）5twas not she took off her dark glasses I realized she was a famous filmA. when; that B. until; that C. until; when D. when; then、填空20 1.2.（據(jù)報(bào)道）a lot of people lost their jobs in the city last month. （碰巧）I had been awaywhenhe called. （看來(lái)）nobody knows what has happened.（seem）（感至U遺憾）I hav

9、en t been to the get-together.5t s no use （為打翻的牛奶而哭泣 ）.三、改寫(xiě)下面的強(qiáng)調(diào)句40 Myfather_ did the_experiment_ in_theab_ yesterday_evening.主賓地點(diǎn)時(shí)間 （強(qiáng)調(diào)主語(yǔ)） （強(qiáng)調(diào)賓語(yǔ)） （強(qiáng)調(diào)時(shí)間狀語(yǔ)） （強(qiáng)調(diào)地點(diǎn)狀語(yǔ)）I met your father in the street yesterday .（強(qiáng)調(diào)賓語(yǔ)） （強(qiáng)調(diào)地點(diǎn)狀語(yǔ)）He didn realize his fault until we pointed out it to him.（改為下面句型結(jié)構(gòu) ） It was no

10、t until that 四、翻譯 20 是該我們好好學(xué)習(xí)的時(shí)候了健康飲食是非常重要的抱怨是毫無(wú)用處的 , 他們從來(lái)都不聽(tīng)的我們昨晚直到十點(diǎn)才到家。It 的答案一 ACDDB二 . It was reported thatIt happened thatIt seems thatI feel it a pity thatcrying over spilt milk三、 1.It was my father did the experiment in the lab yesterday evening. （強(qiáng)調(diào)主語(yǔ)） It was the experiment that myfather did

11、 in the lab yesterday evening. （強(qiáng)調(diào)賓語(yǔ)） It was yesterday evening that myfather did the experiment in the lab. （強(qiáng)調(diào)時(shí)間狀語(yǔ)） It wasin the lab that myfather did the experiment yesterday evening. （強(qiáng)調(diào)地點(diǎn)狀語(yǔ)） 2.It s your father that/who I met in the street yesterday.It was in the street that I met your father.we pointed out his fault to him; he realized it.四 1.It s time for us to study hard. /Its high time that we studied hard.2.It sis important to eat healthy food.3.It is useless to com