名词性从句详细用法-人教版课件.ppt

1、 语序问题语序问题特殊句式特殊句式关联词的区分关联词的区分拓展拓展巩固巩固 练习练习种类种类1.When we will start is not clear.2.Mrs Black wont believe that her son has become a thief.3.My idea is that we should do it right now.4.I had no idea that you were her friend.主语从句主语从句宾语从句宾语从句表语从句表语从句同位语从句同位语从句I 名词性从句的种类名词性从句的种类1.The photographs will sho

2、w you _（MET89）A.what does our village look like B.what our village looks like C.how does our village look like D.how our village looks like v2.You can hardly imagine _when he heard the news.vA.how he was excitedvB.how was he excitedvC.how excited he wasvD.he was how excited3.He asked_for a violin.（M

3、ET92）A.did I pay how much B.I paid how much C.how much did I pay D.how much I paid 请你归纳请你归纳 在名词性从句中，除了在名词性从句中，除了关联词在从句之首关联词在从句之首外，其外，其它部分它部分应用应用_的的语序语序。陈述句陈述句 .名词性从句的连接词名词性从句的连接词一、主语从句一、主语从句1.连词连词that(无词义无词义,不作成分不作成分,不能省不能省略略);whether(是否是否),不用不用if.That he will come and help us is certain.Whether we

4、will succeed is still a question.注意注意:已确定的事由已确定的事由thatthat引导引导;没决定的事由没决定的事由whetherwhether引导引导.3.连接副词连接副词when(ever),where(ever),why,how(ever),how long,how often,how soon,how far,how many/much 等等.When the test will be given is not yet decided.How much we can spend must be agreed on.2.连接代词连接代词what,what

5、ever,who,whoever,whose,which,whichever 等等.What he is has nothing to do with you.Whose ticket this is has not been found out.1.I hate _ when people talk with their mouths full（MET98）A.it B.that C.these D.them 2.I feel _ strange that he should be so careless.A./B.it C.that D.how 3.It worried her a bit

6、 _ her hair was turning grey.（MET92）Awhile B.that Cif Dfor 为了使句子保持平衡，常用为了使句子保持平衡，常用it来代替来代替主语从句或宾语从句，而把主语从句或主语从句或宾语从句，而把主语从句或宾语从句放到后面，尤其是连词宾语从句放到后面，尤其是连词that引引导的主语从句常用于此种句式中，但导的主语从句常用于此种句式中，但what，whatever，whoever，whichever引导的主语从句一般不后置。引导的主语从句一般不后置。请你归纳请你归纳？主语从句的主谓一致主语从句的主谓一致1.主语从句通常被看作一个整体主语从句通常被看作一

7、个整体,主句的谓语动词用单数主句的谓语动词用单数形式形式.That they will come is certain.That they will come is certain.2.由由who,whoever引导的主语从句的单复数要视从句引导的主语从句的单复数要视从句中的单复数而定中的单复数而定.Whoever say that Whoever say that areare to be punished.to be punished.Who are going there Who are going there havehave been decided been decided.3.W

8、hat 引导主语从句时引导主语从句时,主句谓语动词的单复数由表主句谓语动词的单复数由表语的单复数决定语的单复数决定.What he wants are these books.What he wants are these books.What he wants is some water.What he wants is some water.二二.宾语从句宾语从句1.由连词由连词that 引导引导:that 常可省略常可省略。We believe(that)he is honest.I told him(that)I would come back soon.注：并列第二个以上的宾语从句注

9、：并列第二个以上的宾语从句,或有插入语时不能或有插入语时不能省略省略that.)that.)He said(that)he had finished reading this novel and that he would borrow another one.当当that 引导的从句作复合宾语的第一个成分时，需引导的从句作复合宾语的第一个成分时，需用先行词用先行词it 作形式宾语，把从句放到句末，作形式宾语，把从句放到句末，that 不不能省略。能省略。We consider it possible that he is ill.I feel it a pity that she cant

10、come.I heard it said that he had gone to Australia.He made it clear that he objected to the plan.2.由由wh-疑问词引导。疑问词引导。We fully understood what he meant.Go and ask why he was late yesterday.Please tell me which is mine.I asked how he was getting on.Do you know whether/if she is coming?He asked me wheth

11、er or not I was I was busy.Whatever he does he does well.We will choose whoever is fit.They should enjoy complete freedom to marry whomever they desire.whether 与与if 有时可以换用，但下列情有时可以换用，但下列情况只能用况只能用whether.1.1.介词后的宾从介词后的宾从.Everything depends on whether it is fine tomorrow.2.Whether or not的结构的结构.I dont

12、know whether or not shell like it.3.3.复合不定式只能用复合不定式只能用whether.Tell us whether to go or stay here.4.4.习惯上作习惯上作discuss的宾从只用的宾从只用whether.但但:宾语从句否定时常用宾语从句否定时常用if引导引导.He asked if you would not go and see him.宾语从句要注意的几个问题宾语从句要注意的几个问题:1.1.时态呼应时态呼应2.2.否定转移否定转移:(think,believe,suppose,expect,guess 等等).).但一般出现

13、在主句是但一般出现在主句是一般现在一般现在时的情况下时的情况下.I dont think you have met before,have you?I thought you would not come,so I went there by myself.3.3.后面不能直接跟后面不能直接跟that从句的动词从句的动词:allow,refuse,let,like,cause,force,admire,celebrate,dislike,hate,love,help,take,forgive 等等.这类次后可用其它形式作宾语这类次后可用其它形式作宾语.I admire their winnin

14、g the match.(正确正确)I admire that they won the match.(错误错误 )三三.表语从句表语从句表语从句的引导词与主语从句和宾语从句相同表语从句的引导词与主语从句和宾语从句相同.但但:1.:1.that引导表语从句时不能省引导表语从句时不能省.2.2.if不能引导表语从句不能引导表语从句.3.3.seem,appear后可接后可接that引导的从句引导的从句,而而look则不可则不可.这三个词后都可用这三个词后都可用as if/as though 引导引导从句从句.It seems/appears that he was late for the tr

15、ain yesterday.It seems/appears/looks as if we have to go home on foot.The news that our team has won the match is true.His delay is due to the fact that the car broke down halfway.四四.同位语从句同位语从句同位语从句一般跟在名词同位语从句一般跟在名词fact,news,promise,truth,belief,thought,idea,answer,information,knowledge,doubt,hope,l

16、aw,opinion,plan,suggestion后面后面,用以说明或解释前面的名词用以说明或解释前面的名词.注注:1.1.that 引导同位语从句与引导同位语从句与that 引导定语从句引导定语从句的区别的区别:引导同位语从句的引导同位语从句的that 无实际意义无实际意义,不不作从句的任何成分作从句的任何成分,而引导定语从句的而引导定语从句的that 从句从句的某个成分的某个成分.He told me the news that our team won the match.He told me the news that was very exciting.We are interes

17、ted in the news that some foreigners would visit our school.We are interested in the news that he told us.2.2.在在have no idea 之后常用之后常用wh-引导同位语从句引导同位语从句.I have no idea where he has gone.I have no idea when he did it.I have no idea what he did.w 1.that 与 what w 2.if 与 whether w 3.who 与 whoever w what 与

18、 whateverIV关联词的区分关联词的区分v1.I wonder if this is _you are looking for.v2.Our school is quite different from _ it was before.v3.Father made a promise _ if I passed the examination he would buy me a computer.whatwhatthatv4._ I cant understand is why he has changed his mind.v5._ the earth is round is know

19、n to us all.v归纳：WhatThat连词连词_在从句中不作成分，在从句中不作成分，不含有疑问意义，而不含有疑问意义，而_在从在从句中作成分，常含有疑问意义。句中作成分，常含有疑问意义。thatwhat1）_ you dont like him is none of my business.（S 92)A.What B.Who C.That D.Whether 高考题选萃高考题选萃2)_ he said at the meeting astonished everybody present.(93)A.What B.That C.The fact D.The matter 3)The

20、res a feeling in me _ well never know what a UFO is.(2002）A.that B.which C.of which D.what 1.I dont know _ Ill be free tomorrow.2.I dont know _ or not Ill be free tomorrow.3.The question is _ this book is worth writing.whether/ifwhetherwhether4.It depends on _ we will have enough money.5._ they can

21、do it matters little to us.6._ you are not free tomorrow,Ill go without you.归纳:a.主语从句、表语从句、同位语从主语从句、表语从句、同位语从 句、介词后面的宾语从句只能用句、介词后面的宾语从句只能用whether，不能用不能用if；b.后面紧跟后面紧跟 or not 时时,用用whetherwhetherWhetherIf 1._ the 2000 Olympic Games will be held in Beijing is not known yet.(92)A.Whenever B.If C.Whether

22、D.That 2._ well go camping tomorrow depends on the weather.A.If B.Whether C.That D.Where高考题选萃高考题选萃v1._ was said here must be kept secret.v2._we need is more time.v3._ made the long distance call to him is not important.v4._ breaks the law will be punished.WhateverWhatWhoWhoeverv _等引导的名词性等引导的名词性从句从句不

23、含有疑问意义不含有疑问意义，相当于名词后加一，相当于名词后加一个定语从句，而个定语从句，而v_等引导的名词性等引导的名词性从句都从句都含有疑问意义含有疑问意义。Whoever,whateverWho,what 1._ has helped to save the drowning girl is worth praising.(99)A.Who B.The one C.Anyone D.Whoever高考题选萃高考题选萃2.Sarah hopes to become a friend of _ shares her interests.A.anyone B.whomever C.whoever

24、 D.no matter who 3.These wild flowers are so special,I would do _ I can to save them.A.whatever B.that C.which D.whichever 4.It is generally considered unwise to give a child _ he or she wants.（NMET97）A.however B.whatever C.whichever D.whenever 5._ leaves the room last ought to turn off the lights.（

25、MET88）A.Anyone B.The person C.Whoever D.Who V.拓展whoever 与与no matter who 引导名词性从句与让引导名词性从句与让步状语从句的比较步状语从句的比较whatever,however-whatever,however-等与等与 no no matter what,no matter how-matter what,no matter how-的区的区别别:1.Sarah hopes to become a friend of no matter who shares her interests.2.No matter how muc

26、h advice I gave him,he did exactly what he wanted to do.3.He will believe whatever others say.4.Whatever others say,he will believe it.Ture or FalseF whoeverTTT归纳归纳 whatever or no matter what?whatever 等同类词既可以引导名词性从等同类词既可以引导名词性从句，也可以引导让步状语从句，而句，也可以引导让步状语从句，而 no matter+疑问词疑问词只能引导让步状语从句。只能引导让步状语从句。填空填空

27、:The reason _ we didnt trust him is _ he has often liedreason 后面的表语从句只能用后面的表语从句只能用that 引导引导,不能不能用用why 引导引导,但但reason后面的定语从句可以用后面的定语从句可以用why 或者或者that 引导。引导。whythat1.The question is _ the film is worth seeing Aif Bwhat Cwhether Dhow 2.One of the men held the view _ the book said was right Athat what BW

28、hat that Cthat Dwhether 3.Dr.Black comes from either Oxford or Cambridge,I cant remember _.Awhere Bthere Cwhich Dthat 4.Energy is _ makes things work AWhat Beverything Csomething Danything 5.The reason _ I have to go is_ my mother is ill in bed A.why;why B.why;because C.why;that D.that;because 6.He doesnt think the question of _ they are men or women is important A.whether B.if C.which D.why 7.It was ordered that all the soldiers _ to the front A.should send B.must be sent C.should be sent D.must go 8.Air is to us _ water is to fish A.is that B.what C.which D.that