基本概念: 名词性从句是相当于名词的句子在句 中作主语、宾语、表语、同位语, 因此分 别称为主语从句、宾语从句、表语从句 、同位语从句。 1、主语从句 (1) 引导主语从句的关联词有三类: 从属连词that(不充当句子成分,没有词汇意义) That they were in truth sisters was clear from the facial resemblance between them. 从属连词whether “是否”(不能使用if) Whether he will come here is not clear. 连接代词who, whom, whose, what, which, whoever whatever, whichever, whoever=anyone who whatever=anything that whichever=anythat) Examples: Who will give the speech is not known yet. Who the prize will be given to is not decided yet. Whose room it is is clear. What he said at the meeting was true. What he said at the meeting is not known yet. Which (one) you like has nothing to do with me. Whoever comes is welcome. Whatever I have is at your service. Whichever (of you) comes first will receive a prize. Whichever you want is yours. 连接副词where, when, how, why. Where the meeting will be held depends on the weather. When they are leaving is being discussed. How this happened is not clear to anyone. Why he was absent yesterday was that he was ill at home. (2) 主语从句常用it作形式主语的有 It +be +形容词 (obvious, true natural, surprising ,good , wonderful ,funny , possible , likely, certain ,probable, etc ) + that - It is probable that he told her everything . It + be +名词词组 (no wonder ,an honour, a good thing ,a pity, no surprise, etc ) + that - It is no surprise that our team should have won the game . It +be +过去分词(said ,reported ,thought ,expected , decided , announced ,arranged ,suggested ) + that - . It is announced in todays newspaper that Bush will pay a visit to China next week . It + seems/appears , happens 等不及物动词及 短语+ that - It happened that I was out that day . It doesnt matter ( makes no differences etc) + 连 接代词或连接副词引导的主语从句 It makes no differences where we shall have the meeting . 当主语从句出现在感叹句中时, 用it 作形式主语. How strange it is that they are so quiet . 2. _we cant get seems better than _ we have. A. What ,what B. What, that C. That, that D. That, what 1. _ you dont like him is none of my business. A. What B. Who C.That D. Whether that 不充当任何成分 what 充当宾语 Consolidation 3. _ well go camping tomorrow depends on the weather. A. If B. Whether C. That D. Where 4._ has helped to save the drowning girl is worth praising. A. Who B. The one C. Anyone D. Whoever whoever = anyone who 凡者 5._ wants to do computer students should sign _on this paper. A.Who, his name B. The one who,her name C.Those who,their name D. Whoever, their names 6._is a fact that English is being accepted as an international language. A.There B.This C.That D.It it 作形式主语 7.It worried her a bit _ her hair was turning grey. A. while B.that C.if D.for 8._ seems strange to us is _ the troublesome boy is getting along well with all his teachers. A. It, that B.What, how C.It, how D. What, that what 作主语, 充当成分 9. It was only when I reread his poems recently _I began to appreciate their beauty. A. until B. that C. then D. so 10.It was about 600 years ago_the first clock with a face and an hour hand was made. A. that B. until C. before D. when 1. I remember_this used to be a quite village. A. when B. how C. where D. what 2. -Do you know _Mr Blacks address is? -He may live at No.18 or No.19 of Bridge Street. Im not sure_ A. what,which B. where,which C. where,what D. what,where 宾语从句： 3. A computer can only do_you have instructed it to do.(2001) A. how B. after C. what D. when 4. It is generally considered unwise to give a child_he or she wants. A. however B. whatever C. whichever D. whenever 5. These wild flowers are so special that I would do_I can to save them. A. whatever B. that C. which D. whichever 6. -My foot hurts terribly,doctor. -Well,I wonder _it has been like this. A. since when B. since then C. how D. when 7. -Do you remember_he came? -Yes ,I do .he came by car. A. where B. how C. that D. if 8. Please tell me_you would like to have your coffee-black or white. A. what B. where C. when D. how 9.Those children are wild. I feel sorry for _ has to be their babysitter. A. whoever B.who C.whomever D.someone The question is who can complete the difficult task. He looks as if he was going to cry. The question is whether the film is worth seeing. 表语从句 1. -I drove to ZhuHai for the air show last week. -Is that _you had a few days off? A. why B. when C. what D. where 2. _she couldnt understand was_fewer and fewer students showed their interest in her lessons. A. what,why B. That,what C. what,because D. why,that 3. The reason_their failure you know is _they didnt get fully prepared for the experiment ? A. why,that B. that,why C. for,that D. why,become 4.Go and get your c