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1、名詞性從句第一節(jié) 主語(yǔ)從句引導(dǎo)主語(yǔ)從句的連接詞有:that, whether, who, which, what, when, where, how, why等That she was invited to the ball made her very happy.Whether he will come to the ball has nothing to do with me.Whoever wants to see the film may get a ticket free.Which team will win the match is still
2、 unknown.What interests you doesnt interest him.Where they had stayed was still unknown.When they will have a meeting hasnt been decided.注意:1從句作主語(yǔ)謂語(yǔ)動(dòng)詞用第三人稱單數(shù)形式。Who will go is not important.2為了調(diào)節(jié)句子平衡,常用it作形式主語(yǔ)。It is a pity that he didnt come yesterday.Its necessary that every League member (should) t
3、ake the lead and work well.Its suggested that a modern hotel (should) be put up at the foot of the hill.3陳述句部分的主語(yǔ)是從句時(shí),其反意疑問句部分的主語(yǔ)用it.How he became a scientist is known to us all, isnt it?第二節(jié) 賓語(yǔ)從句作動(dòng)詞、介詞或形容詞賓語(yǔ)的從句。以連詞 that who whom whose what 等引導(dǎo),在句子中充當(dāng)賓語(yǔ)I think (that) you will like t
4、he pictures.I feel it important that they finish their own task in time.They are worrying about whether they can get there in time.You can write about whatever topic you can think of.一 賓語(yǔ)從句三原則:語(yǔ)序;時(shí)態(tài);引導(dǎo)詞。1.語(yǔ)序:賓語(yǔ)從句用陳述句語(yǔ)序。I wonder what he is writing to me about但是:whats the matter/wrong (with)語(yǔ)序不變.The o
5、wner came up to see what was the matter with me/what was wrong with me2.時(shí)態(tài):賓語(yǔ)從句謂語(yǔ)動(dòng)詞的時(shí)態(tài)與主句謂語(yǔ)動(dòng)詞的時(shí)態(tài)保持一致。(1).如果主句的謂語(yǔ)動(dòng)詞是一般現(xiàn)在時(shí)或一般將來時(shí),賓語(yǔ)從句用它本身的時(shí)態(tài)。I hear he will come back in an hour.(2).如果主句的謂語(yǔ)動(dòng)詞是一般過去時(shí),賓語(yǔ)從句則用相應(yīng)的過去時(shí)態(tài)。She said that he had never been to the Great Wall.(3).如果賓語(yǔ)從句的內(nèi)容是客觀真理時(shí),賓語(yǔ)從句仍然用一般現(xiàn)在時(shí)。The teac
6、her told us that the earth goes around the sun. / light travels faster than sound.3.引導(dǎo)詞:(1)由that引導(dǎo)(2)由if/whether引導(dǎo)(3)由特殊疑問詞引導(dǎo)二 it在賓語(yǔ)從句中的應(yīng)用:1. vt.+it+adj./n.+that-clause 或wh-clause。She has made it clear that she will have nothing to do with him.2.i)在主謂賓結(jié)構(gòu)中,有一些習(xí)慣上不以that-clause或 wh-clause從句直接作賓語(yǔ)的動(dòng)詞,如果要
7、接賓語(yǔ)從句,往往需要在從句前加上形式賓語(yǔ)it. The newspapers have it that some Japanese firms have gone bankrupt.報(bào)紙說有幾家日本公司已破產(chǎn)這類動(dòng)詞還有:have(表明,堅(jiān)持說),take(認(rèn)為),hide(隱瞞),love ,like,dislike, hate, enjoy ii) 在主謂賓結(jié)構(gòu)中, 如果謂語(yǔ)動(dòng)詞是短語(yǔ)動(dòng)詞,即動(dòng)詞+介詞,一般不能that接從句。如果接從句,必須加上形式賓語(yǔ)it. I will answer for it that Lao Ma will accomplish the task.我擔(dān)保老馬能
8、完成這項(xiàng)任務(wù)Look to it that you make no more similar mistakes.注意今后你不再犯類似的錯(cuò)誤了I am counting on it that you will come.我期待著你的到來這類動(dòng)詞還有:depend on, see to etc.iii)某些固定搭配之后如果接that賓語(yǔ)從句,也必須使用作形式賓語(yǔ)it.We owe it to you that there wasnt a serious accident.這次事故沒造成嚴(yán)重的后果全靠你I didnt send you an invitation, as I took it for
9、granted that you would be coming.因?yàn)槲艺J(rèn)為你當(dāng)然會(huì)來,所以沒有給你發(fā)請(qǐng)柬三1 否定的轉(zhuǎn)移 當(dāng)主句的謂語(yǔ)動(dòng)詞是think, believe, suppose, expect, imagine等表示看法的動(dòng)詞時(shí),賓語(yǔ)從句中謂語(yǔ)動(dòng)詞的否定式,習(xí)慣上前移到主句的謂語(yǔ)動(dòng)詞上.I dont think that he will be back until nine.2 復(fù)雜疑問句/雙重疑問句特殊疑問詞+do you think/ believe/ suppose/imagine etc+其它部分(陳述句語(yǔ)序)?Who do you guess that girl in r
10、ed is?Who do you imagine will speak at the meeting tomorrow?3 -Will they be ready tomorrow?-Yes, I think so. (Yes, I think that they will be ready tomorrow)so 用來替代某一些動(dòng)詞(think, believe, suppose, imagine, hope etc) 后面的that從句. -Will they attend the meeting next month? -No, I dont believe so (I believe
11、not)在替代否定概念,既可以用so,也可以用not.但是:在hope和be afraid后在替代否定概念只能是not,不能是so.-Do you think well have bad weather? -I hope not.-Have you got a work permit? -Im afraid not.第三節(jié) 表語(yǔ)從句含有表語(yǔ)從句的復(fù)合句,其主句的主語(yǔ)常常用fact, idea, opinion, problem, question, reason, result或者由what引起的主語(yǔ)從句。引導(dǎo)表語(yǔ)從句連接代詞或者連接副詞除常用that以外,
12、who, which, what, whether, when, where, why, how, because, as, as if/as though等。如:The chance is that one smoker in four will die from smoking.What we want to know is whether your products came up to the standardShenzhen is no longer what it used to be.This is how they overcame the difficulties.It so
13、unds as if/though somebody was knocking at the door.注意:先說結(jié)果,后說原因,用This/That is because先說原因,后說結(jié)果,用That/This is why當(dāng)主語(yǔ)是reason時(shí),引導(dǎo)表語(yǔ)從句的連接詞只能用that ,如He is absent. This is because he is ill./ He is ill. That is why he is absent./ The reason why he is absent is that he is ill.第四節(jié) 同位語(yǔ)從句1
14、先行詞與連接代詞或者連接副詞的選擇常見的可以跟同位語(yǔ)從句的名詞有:fact, news, hope, belief, truth, message, word, idea, doubt, question, problem, reason, order, suggestion, 等。引導(dǎo)同位語(yǔ)從句連接代詞或者連接副詞除常用that以外,who, which, what, whether, when, where, why, how等。如:I have no idea whether he can manage to do that himself.I have no idea where he
15、 spent the night.The question how the students could improve their spoken English is very important2 同位語(yǔ)從句與定語(yǔ)從句的區(qū)別He made a decision that surprised all of us.He has made a decision that he will set up a new factory.同位語(yǔ)從句說明名詞的具體內(nèi)容。that和whether只起連接作用,不充當(dāng)任何成分,不能省略,也不能用which或if代替;其他的連接詞在同位于從句中作句子成分,但不是指
16、代前面的名詞,而是有自身疑問意思。定語(yǔ)從句說明名詞的性質(zhì)、特征。3 分隔同位語(yǔ)從句當(dāng)主句的謂語(yǔ)部分過短時(shí),同位語(yǔ)從句放在謂語(yǔ)動(dòng)詞的后面,以免頭重腳輕,句子不平衡。The story goes that William Tell did kill the ruler with that arrow.Information has been put forward that more middle-school graduates will be admitted into universities第五節(jié) 名詞性從句幾點(diǎn)說明一 what/ that 1. whati) 在名
17、詞性從句中通常作主語(yǔ)、賓語(yǔ)、表語(yǔ)或賓語(yǔ)補(bǔ)足語(yǔ)。1) What is hard is to do good all ones life and never do anything bad.What was once regarded as possible has bow become a reality.What you say may well be true.(“的東西”;“的事情”;“的話”;相當(dāng)于the thing(s) which/that; all that)2) After ten years, she changed a lot and looked different fro
18、m what she used to be.(“的人”相當(dāng)于the person that) 3) This is what the children call “home”. 這就是孩子們稱之為“家”的地方What is now the primary school was once an old temple. 現(xiàn)在是小學(xué)的地方曾是一座古廟 (“的地方”相當(dāng)于the place that)4) After what seemed a very long time, I opened my eyes and found myself in bed! 好像過了好長(zhǎng)一段時(shí)間后,我睜開雙眼,卻發(fā)現(xiàn)
19、自己躺在床上!Times arent what they were. 時(shí)代不同了(“的時(shí)間”相當(dāng)于 the time that)5) Your mothers health is not what it used to be. (what相當(dāng)于the health that)6) The population is now double what it was ten year ago.(what相當(dāng)于the number that)They paid fifty percent of what they were able to earn to the state.(what相當(dāng)于the m
20、oney that)ii) 在名詞性從句中作定語(yǔ)。Dont worry. I will give you what help I can 別擔(dān)心,我一定盡我所能幫你Ill lend you what few reference books I can spare. 我愿把我用不著的但為數(shù)不多的參考書全部借給你We contributed what little money we had towards the earthquake-stricken area.我們把為數(shù)不多的錢全部捐獻(xiàn)給地震災(zāi)區(qū)iii) 用來表示比喻“A is to B what C is to D” 意思是:“A對(duì)于B 猶如
21、C對(duì)于D 一樣”Virtue is to the soul what health is to the body. 美德對(duì)于心靈猶如健康對(duì)于人的身體The people is to the peoples army what water is to fish. 人民軍隊(duì)的離不開人民,就象魚離不開水一樣2 that1) that在名詞性從句中,沒有實(shí)在含義,不充當(dāng)任何成分,只起連接作用。解題思路:what和that的選擇看從句中是否缺少成分;看從句的意思是否完整。What he said at the meeting surprised everyone present.T
22、hat he said nothing at the meeting surprised everyone present.The problem is what we should do to protect the earth from being polluted.The fact is that we should do something to protect the earth from being polluted.2) that在主語(yǔ)從句、表語(yǔ)從句以及同位語(yǔ)從句中通常不能省略,也不能用which代替。3) that 引導(dǎo)賓語(yǔ)從句時(shí), that可以省略。
23、I hope (that) we can adapt ourselves to the new situation.但是:i).在介詞之后不可省略。She knew nothing about his journey but/except that he was likely to be away for three months.ii)兩個(gè)或更多的由that引導(dǎo)的賓語(yǔ)從句并列時(shí),僅可省略第一個(gè)連詞that。He said (that) there wasnt any trouble and that he was waiting for his change.He said (that) h
24、e had eaten nothing but that he wasnt hungry.iii)that 引導(dǎo)的賓語(yǔ)從句中帶有主從復(fù)合句時(shí),that通常不可省略。Dont you know that what he has done is right?二 if / whether1. 引導(dǎo)主語(yǔ)從句、表語(yǔ)從句、同位語(yǔ)從句時(shí),通常用whether而不用if.Whether it is true remains a problem.The question is whether he will speak at the mee
25、ting.I am in doubt whether I should agree to the plan.2. 引導(dǎo)賓語(yǔ)從句時(shí)i).當(dāng)賓語(yǔ)從句是肯定句時(shí), 用if/whether都可以。當(dāng)賓語(yǔ)從句是否定句時(shí), 只能用if。Could you tell us if/whether it snows in winter in Australia?I dont care if it doesnt snow.ii).介詞之后的賓語(yǔ)從句只能用whether不用if.Whether well start depends on whe
26、ther itll be fine tomorrow.iii). 當(dāng)賓語(yǔ)從句位于句首表示強(qiáng)調(diào)時(shí), 不用if.Whether he is coming or not, I cant tell.iiii).注意以下結(jié)構(gòu):I dont know if they will come or not ( )I dont know whether they will come or not ( )I dont know if or not they will come. ( × )I dont know whether or not they will come ( )總之,在名詞性從句中,if和
27、whether只有在肯定的賓語(yǔ)從句中,才可以替換。三 whatever, whichever, whoever, whomever/no matter what, no matter which, no matter who, no matter whom1) whatever, whichever, whoever, whomever 既可以引導(dǎo)讓步狀語(yǔ)從句,又可以引導(dǎo)名詞性從句。Dont change your plans, whatever (=no matter what) happens.Whatever I have is yours.Im ready to do wh
28、atever the people want me to.2) no matter what, no matter which, no matter who, no matter whom 只能引導(dǎo)讓步狀語(yǔ)從句,不能引導(dǎo)名詞性從句。No matter what (=Whatever) I did, no one paid attention.四 who/whoever1 who特指誰(shuí)It was a matter of who would take the position to replace Mr. Smith as principal.2 whoever泛指無(wú)論是誰(shuí)Whoev
29、er will come is none of my business.五 where/why/ how引導(dǎo)名詞性從句的多義性。1 where1) 引導(dǎo)主語(yǔ)從句和賓語(yǔ)從句時(shí),意思是“哪兒”。Where she has gone is not known yet.她去哪兒了還不知道The little boy couldnt tell where his home was. 那個(gè)小男孩說不清自己的家在哪兒2) 引導(dǎo)表語(yǔ)從句時(shí),意思是“的地方”。Thats where Lun Xun once lived.那就是魯迅曾經(jīng)住過的地方2 why1) 引導(dǎo)主語(yǔ)從句和賓語(yǔ)從句時(shí),意思是“為什么”。Why
30、he didnt come to class yesterday is still a puzzle.昨天他為什么沒來上學(xué)還是一個(gè)疑問Do you know why winter is colder than summer?你知道為什么冬天比夏天冷嗎?2)引導(dǎo)表語(yǔ)從句時(shí),意思是“的原因”。Ten years of hard work! Thats why I now look so old.十年的勞累!這就是現(xiàn)在顯得如此蒼老的原因3 how1) 引導(dǎo)主語(yǔ)從句和賓語(yǔ)從句時(shí),意思是“怎么,怎樣”。How they went there is unknown to us. 我們不知道他們是怎么去那兒的Excuse me, could you tell me how I can get to the Summer Palace. 勞駕,能否告訴我去頤和園怎么走?2) 引導(dǎo)主語(yǔ)從句和賓語(yǔ)從句時(shí),意思是“這
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