it用法及練習附答案

1、高三一輪復習It的用法總結It的用法在高考中也是重現率較高的語言點，尤其是it用于強調句。其考查方式多通過語法填空進行，偶爾也岀現在 短文改錯”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.【說明】在答語中，常用來指本人，如說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：主要用于指時間、距離、價值、天氣、氣候及溫度等自然現象。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。（從句謂語用過去式，有時也用should+動詞原形”）It first （second） time + that-從句.某人第幾次干某事。（從句謂語用現在完成時）It +時間段+ since-從句.自從有一段時間了。It +時間段+ before- 從句.過多長的時間才 It not untilthat直至 U 才.三、it用作形式主語基本用法：當不定式、動名詞、從句等復雜成分用作句子主語時，為保持句子平

4、衡，通常把真正的主語放在句末，而在句首使用形式主語it。如:It very important to remember this.It hard work climbing mountains.It unknown when he will come.用作形式主語的的重要句型某人做某事（介詞for表示對象，意為 對來說”） （of用于指某人的性格、屬性、特征等） 某人做某事花了時間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 若不是因為四、it用作形式賓語當不定式、動名詞、從句等復雜成分用作賓語且其后跟有賓語補足語時，通常會在賓語補足語前使用 形式賓語，而將真正的賓語移至句末。其基本結構為動詞+it+賓語補足語+不定式（動名詞或從句）”。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、用于強調句型即“ is/was+被強調部分+ 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的相關練習姓名： 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.（據報道）a lot of people lost their jobs in the city last month. （碰巧）I had been awaywhenhe called. （看來）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、改寫下面的強調句40 Myfather_ did the_experiment_ in_theab_ yesterday_evening.主賓地點時間 （強調主語） （強調賓語） （強調時間狀語） （強調地點狀語）I met your father in the street yesterday .（強調賓語） （強調地點狀語）He didn realize his fault until we pointed out it to him.（改為下面句型結構 ） It was no

10、t until that 四、翻譯 20 是該我們好好學習的時候了健康飲食是非常重要的抱怨是毫無用處的 , 他們從來都不聽的我們昨晚直到十點才到家。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. （強調主語） It was the experiment that myfather did

11、 in the lab yesterday evening. （強調賓語） It was yesterday evening that myfather did the experiment in the lab. （強調時間狀語） It wasin the lab that myfather did the experiment yesterday evening. （強調地點狀語） 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