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1、人教课标版 高二选修6 Unit 4,英 语 课 件,I. 代词 it a. 用作人称代词, 代替前文提到的事物。 My watch is missing. I cant find (it) anywhere. Her father has gone abroad. Have you heard about (it)?,b. 代替指示代词this, that。 Whats this? (Its) a computer. Whose pen is that? Its mine. c. 表示时间、天气、距离、季节、明暗等。 Its time for lunch. Its getting warme
2、r and warmer,Its forty years since my hometown was liberated. Its summer now. How far is it from here to the airport？ Its about twenty minutes walk from here to the bus stop.,II. 引导词： a. 作形式主语, 代替由不定式, 动名词或从句表示的真正主语。其基本句型为： It (形式主语) +adj. + to+ v. It (形式主语) +adj. + that (subject (主语)+v. ),It (形式主语)
3、+adj.+ whether (subject +v.) It is adj.forsb. to do sth. (of ) Itseems (appears)that (subject v.) happens, It is very important to help each other It is no use / useless going there again Its not decided yet when they will leave for Shanghai It seems that he has caught a cold. =He seems to have caug
4、ht a cold, Is _ possible to master a foreign language in two months? A. now B. that C. it D. man Is _ necessary to tell his father the truth? A. it B. that C. what D. he,b. 作形式宾语, 代替由不定式、动名词或从句表示的真正宾语。其主要基本句型为: 主语谓语it (形式宾语)宾语补足语to do sth. (doing sth. 或that从句)., Marx found it important to study the
5、situation in Russia. She thought it no use to write to him again. They want to make it clear to the public that they do an important and necessary job., Do you think _ difficult to work out this maths problem? A. that B. very C. yourself D. it Having been there many times, _ to find Mr. Wangs house.
6、 A. it was easy for him B. for him it was easy C. he found it easy D. he found easy,c. 用在强调句型中, 为了强调句子的某一成分(通常是主语、宾语或状语), 常用结构: It is / was 被强调部分that (who) . I met Tom in the street yesterday, It was I who (that) met Tom in the street yesterday. It was Tom that I met in the street yesterday. It was
7、in the street that I met Tom yesterday. It was yesterday that I met Tom in the street.,主语,宾语,时间状语,地点状语, _ she had arrived home that she remembered her appointment (预约) with the doctor. A. It was not until B. Not until it was C. Not until D. Until it was not,1. It _ for this reason _ her uncle moved
8、out of New York. A. is . which B. was . why C. was . that D. were . how 2. It was _ he said at the meeting _ disappointed me. A. what, that B. that, that C. what, what D. that, what,Drills,3. -Wasnt it Dr. Li who spoke to you just now? - _. A. I didnt know he was B. Yes, he did C. No, he didnt D. Ye
9、s, he was 4. Was it during the Second World War _ he died? A. this B. then C. that D. while,5. I dont think _ possible to master a foreign language without much memory work. A. this B. it C. that D. its 6. Does _ matter if he cant finish the job on time? A. it B. this C. that D. he,7. Toms mother ke
10、pt telling him that he should work harder, but _didnt help. A. he B. which C. she D. it 8. Was _ in 1998 _ your teacher graduated from university? A. that, that B. it. which C. it. that D. it. when,9. He felt _ duty to work for human rights and progress. A. it his B. his C. that is a D. that is his
11、10. _ is no good _ without doing anything. A. This. talking B. It. to speak C. That. to say D. It. talking,11. All the children except my partner _ late because of traffic jam. A. is B. are C. was D. has been 12. Your new clothes fit you, but mine _ me. A. dont fit B. doesnt fit C. dont fit for D. a
12、rent fit,(II) It的用法及强调句型,口诀： 代词 it 本意它, 既可指这又指那; 时间天气均可指, 谈到距离也用它; 假主假宾均可做, 强调句型跟that。,1. It was this village _ I was bought. A. where B. that C. on which D. which 2. It was in this village _ I was bought up. A. where B. that C. on which D. which,3. Can it be in the drawer _ you put your passport? A
13、. where B. in which C. there D. that 4. It was July 1, 1997 _ saw the return of Hong Kong to the motherland. A. that B. when C. which D. in which,5. It is two years _ I joined the army. A. before B. since C. that D. after 6. It was two years _ I joined the army. A. before B. since C. that D. after,7
14、. - Was it under the tree _ you were away talking to a friend? - Sure. But when I got back there, the bike was gone. A. that B. where C. which D. while 8. - Why dont we take a little break? - Didnt we just have _? A. it B. that C. one D. this,9. It was not until 1920 _ regular radio broadcast began.
15、 A. while B. which C. that D. since 10. _ is the fact that English is being accepted as an international language. A. There B. This C. That D. It,11. It was about 600 years ago _ first clock with a face and an hour hand was made. A. that B. until C. before D. when 12. I hate _ when people talk with
16、their mouths full. A. it B. that C. these D. them,13. It was only when I reread his poems recently _ I began to appreciate their beauty. A. until B. that C. then D. so 14. It is the ability to do the job _ matters not where you come from or what you are. A. one B. that C. what D. it,15. The Parkers
17、bought a few house but _ will need a lot of work before they can move in. A. they B. it C. one D. which 16. _ no need for us to discuss the problem again since it has already been settled. A. It has B. There has C. It is D. There is,17. Was it in 1969 _ the American astronaut succeeded _ landing on
18、the moon. A. when; on B. that; on C. when; in D. that; in 18. Was _ that I saw last night at the concert? A. it you B. not you C. you D. that yourself,19. _ was in 1979 _ I graduated from the university. A. That; that B. It; that C. That; when D. It; when 20. What a pity my new computer doesnt work!
19、 _ must be something wrong with it. A. It B. There C. This D. That,21. I like _ in the autumn when the weather is clear and bright. A. this B. that C. it D. one 22. Someone is knocking at the door, but who can _ be? A. one B. he C. she D. it,23. A knock on the door made him look up. But _ was only t
20、he manager. A. this B. that C. she D. it 24. Someone is ringing the doorbell. Go and see _. A. who is he B. who he is C. who is it D. who it is,25. Is _ necessary to complete the design before National Day? A. this B. that C. it D. he 26. Does _ matter if he cant finish the job on time? A. this B. that C. he D. it,27. It worried her a bit _ her hair was turning grey. A. while B. that C. if D. for 28. They have made _ a rule _ in the room. A. this; not to smoke B. it; smoking C. it; to not smoke D. it; not to smoke,