高二英语名词性从句讲解.ppt

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1、英语名词性从句英语名词性从句Noun Clause起名词性作用的从句，叫名词性从句。起名词性作用的从句，叫名词性从句。换言之，在英语的句子结构中，本来该由名词充当的换言之，在英语的句子结构中，本来该由名词充当的主语、宾语、表语和同位语部分，换由一个句子来充主语、宾语、表语和同位语部分，换由一个句子来充当，这样的句子就是名词性从句。当，这样的句子就是名词性从句。请思考请思考定语从句定语从句的定义：的定义：起定语作用，用来修饰名词或代词的从句。起定语作用，用来修饰名词或代词的从句。名词性从句名词性从句定义定义4、同位语从句、同位语从句(appositive clause)名词性名词性从句分从句分类

2、类1、主语从句、主语从句(subject clause)2、表语从句、表语从句(predicative clause)3、宾语从句、宾语从句(object clause)1、English is very useful for us.2、The subject I am interested in is English.3、We need to master English well.4、He want to learn the language,English.请思考：请思考：(主语主语)(宾语宾语)(表语表语)(同位语同位语)My dream is that I can enter a k

3、ey university.That I can enter a key university is my dream.I have a dream that I can enter a key university.I always dream that I can enter a key university.主语从句主语从句表语从句表语从句宾语从句宾语从句同谓语从句同谓语从句 辨别不同的从句辨别不同的从句when、why、where、how引导词引导词that、if、whetherwho、whom、what、which、whose、whoever whomever、whatever、wh

4、ichever、从属连词：从属连词：连接代词连接代词：连接副词：连接副词：1、That we will realize our dreams in the future is certain.2、The fact is that Beijing will hold 29th Olympic Games this year.3、I know that well begun is half done.4、He heard the news that Liu xiang set a new world record.“that”-无词义、不作成份、起连接作用无词义、不作成份、起连接作用（主语从句）（

5、主语从句）（表语从句）（表语从句）（宾语从句）（宾语从句）（同位语从句）（同位语从句）1、My idea is that we should do it right now.2、She wont believe that he has become a thief.3、That he is a famous singer is known to us.4、I knew the news that our team won the match.5、His suggestion is that we should finish the work at once.说出从句部分及类别并翻译：说出从句部

6、分及类别并翻译：同位语从句同位语从句表语从句表语从句表语从句表语从句主语从句主语从句宾语从句宾语从句1、Whether she will come back on time depends on weather.2、The problem is whether you could give us some valuable advice.3、I asked him if/whether he could do me a favor.4、Could you tell me the question whether English is useful for us now.（主语从句）（主语从句）

7、（表语从句）（表语从句）（宾语从句）（宾语从句）（同位语从句）（同位语从句）“”-“_”、_成份、起成份、起_作用作用不充当不充当连接连接是否是否Whether/ifa.a.主语从句主语从句b.b.表语从句表语从句c.c.同位语从句同位语从句e.e.介词后的宾语从句介词后的宾语从句f.whether to do f.whether to do 做动词宾语不能用做动词宾语不能用if to if to do.do.g whether or not g whether or not 连在一起引导宾语从句时连在一起引导宾语从句时不用不用if.if.不能使用if 的情况：1.I asked her _

8、she had a bike.2._ we will hold a party in the open air tomorrow depends on the weather.3.Were worried about _ he is safe.4.I dont know _ he is well or not.5.I dont know _ or not he is well.6.The question is _ he should do it.7.The doctor can hardly answer the question _ the old man will recover soo

9、n.8.I dont know _ to go.if/whetherWhetherwhetherwhether/ifwhetherwhetherwhetherwhetherConclusion:从属连词从属连词“that”-无词义、不作成份、起连接作用无词义、不作成份、起连接作用“if/whether”-“是否是否”、不作成份、起连接、不作成份、起连接作用作用连接代词连接代词名词性从句引导词的用法（名词性从句引导词的用法（2）：）：“who”“what”“whose”“which”1、Who will go to the college is still uncertain.2、The tro

10、uble is who could lend me some money.3、He want to know who she is/who she has seen.（主语从句）（主语从句）（表语从句）（表语从句）（宾语从句）（宾语从句）“”-“_”、_成份、起成份、起_作用作用作作主主 表表 宾语宾语连接连接 谁谁who“who”-“谁谁”、作主、作主 宾宾 表语、起连接作用表语、起连接作用1、Who will go to the college is still uncertain.2、The trouble is who could lend me some money.3、He wan

11、t to know who she is/who she has seen.（主语从句）（主语从句）（表语从句）（表语从句）（宾语从句）（宾语从句）1、Which class is suitable for us isnt most important.2、What he wants to ask you now is which team won the game.3、Could you tell me which one is right.（主语从句）（主语从句）（表语从句）（表语从句）（宾语从句）（宾语从句）“”-“_”、_成份、起成份、起_作用作用作定语作定语哪哪-连接连接which1

12、、Whose bag was the most beautiful is still unknown now.2、The question is whose friends could lend me a hand.3、I want to know whose suggestion is more practical.（主语从句）（主语从句）（表语从句）（表语从句）（宾语从句）（宾语从句）“”-“_”、_成份、起成份、起_作用作用作定语作定语连接连接谁的谁的whosethat that 和和what what 的选用的选用that that 和和 what what 都可引导所有的名词从句。都

13、可引导所有的名词从句。但是，但是，whatwhat除起连接作用外，还在名除起连接作用外，还在名词性从句中充当成分，可做从句的主词性从句中充当成分，可做从句的主语、宾语、或表语。而语、宾语、或表语。而thatthat在名词性从在名词性从句中不充当任何成分，只起连接作用句中不充当任何成分，只起连接作用。用用that/what填空：填空：1._ he wants is a book.2._ he wants to go there is obvious.3.The result is _ we won the game.4.This is _ we want to know.5.I have no

14、doubt _ he will come.6.I have no idea _ he did that afternoon.WhatThatthatwhatthatwhat连接代词连接代词Conclusion:“who”-“谁谁”、作主、作主 宾宾 表语、起连接作用表语、起连接作用“what”-“事情事情”、作、作 主主 表宾、起连接作用表宾、起连接作用“whose”-“谁的谁的”、作定语、起连接作用、作定语、起连接作用“which”-“哪哪-”、作定语、起连接作用、作定语、起连接作用名词性从句引导词的用法（名词性从句引导词的用法（3）：）：连接副词连接副词“why”“how”“where”“

15、when”“when”-“什么时候什么时候”、作时间状语、起连接作用、作时间状语、起连接作用1、When the meeting will begin isnt decided now.2、The trouble is when he could recover from the disease.3、He asked us when we would graduate from the school.（主语从句）（主语从句）（表语从句）（表语从句）（宾语从句）（宾语从句）1、Where I could buy the book is uncertain now.2、His question w

16、as where we would hold the opening ceremony.3、I couldnt tell you where they have been living.（主语从句）（主语从句）（表语从句）（表语从句）（宾语从句）（宾语从句）“”-“_”、_ 、起、起连接连接作用作用什么地方什么地方地点状语地点状语where1、Why he killed himself is still a secret now.2、I just want to ask you why I was fired.（主语从句）（主语从句）（宾语从句）（宾语从句）“”-“_”、_ 、起、起连接连接作

17、用作用原因状语原因状语为什么为什么why3、How the thief stole the bike is still a mystery.4、What the professor asked us was how we could make our parents happy.（主语从句）（主语从句）（表语从句）（表语从句）“”-“_”、_ 、起、起连接连接作用作用How如何如何方式状语方式状语Conclusion:连接副词连接副词“why”-“为什么为什么”、作状语、起连接作用、作状语、起连接作用“how”-“如何如何”、作状语、起连接作用、作状语、起连接作用“where”-“什么地方什么

18、地方”、作状语、起连接作用、作状语、起连接作用“when”-“什么时候什么时候”、作状语、起连接作用、作状语、起连接作用总结：总结：引导名词性从句的三类关联词引导名词性从句的三类关联词1.that,whether/if(在从句中在从句中不做成分不做成分，只，只 起起连接连接作用作用)2.what who which whose(在从句中做在从句中做主、表、主、表、宾、定宾、定成分成分)3.when why where how(在从句中做在从句中做状语状语)1._ he made an important speech at the meeting was true.A.That B.Why C

19、.What D.How 2._well go camping tomorrow depends on the weather.A.If B.Whether C.That D.Where 3._ is known to us all is that America is a developed country belonging to the First World.A.Which B.As C.What D.It一、名词性从句练习：一、名词性从句练习：4.He is absent from school.It is _ he was punished!A.why B.because C.tha

20、t D.the reason5._made the school proud was _more than 90%of the students had been admitted to key universities.A.What/because B.What/that C.That/what D.That/because6.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.where7.It makes no difference _ yo

21、u will go today or tomorrow.A.if B.whether C.that D.what 8.Energy is _ makes things work.A.what B.something C.anything D.that9.What the doctors really doubt is _ my mother will recover from the serious disease soon.A.when B.if C.whether D.why10.Little Tommy was unwilling to tell the headteacher _ he

22、 had done the day before.A.that B.how C.where D.what 11._ fashion differs from country to country may reflect the cultural differences from one aspect.A.What B.That C.This D.WhichCDB二二填填上上适适当当的的引引导导词词完完成成以以下下名名词词性性从从句句.1_is to take Li Mings place is being discussed2I got very angry with_he said3My i

23、dea is_we should get more people to finish the work4I wonder_it is true or not5The problem is_we could help smokers kick their habitWhowhatthatwhetherhow1._ life will be like in the future is difficult to predict.2.It is true _ he settled the argument.3.They are careful about _ they eat.4.The discus

24、sion topic for today is _ school will be like in the future.5._ many rare animals may disappear is a serious matter in the world.whatthatwhatwhat That体验高考：体验高考：1.With his work completed,the businessman stepped back to his seat,feeling pleased _ he was a man of action.A.which B.that C.what D.whether2

25、.We havent settled the question of _it is necessary for him to study abroad.A.if B.where C.whether D.that3._makes this shop different is that it offers more personal services.A.WhatB.WhoC.Whatever D.Whoever BCA4.See the flags on top of the building?That was_we did this morning.A.when B.which C.where

26、 D.what5.Please remind me_he said he was going.I may be in time to see him off.A.where B.when C.how D.what6.-What did your parents think about your decision?-They always let me do _ I think I should.A.when B.thatC.how D.what 7.One advantage of playing the guitar is _ it can give you a great deal of

27、pleasure.A.how B.why C.that D.when DBDC4.The road is covered with snow.I cant understand _ they insist on going by motorbike.A.why B.where C.what D.how 5.After Yang Liwei succeeded in circling the earth,_ our astronauts desire to do is walk in space.A.where B.what C.that D.howAB 6.Some one is ringin

28、g the doorbell.Go and see _.A.who is he B.who he is C.who is it D.who it is D Thank you“whoever”-“-的任何人的任何人”、作主语、起连接作用、作主语、起连接作用1、Whoever could solve the problem will be rewarded.2、The person I will praise is whoever could work out the question.3、You should appreciate whoever helped you in the past.

29、（主语从句）（主语从句）（表语从句）（表语从句）（宾语从句）（宾语从句）“whomever”-“-的任何人的任何人”、作宾语、起连接作用、作宾语、起连接作用1、Whomever you will meet in the meeting is excellent.2、The person I could depend on is whomever you believe in.3、You should learn from whomever I praised yesterday.（主语从句）（主语从句）（表语从句）（表语从句）（宾语从句）（宾语从句）1、Whatever you did in

30、the past was very meaningful.2、What we should do is whatever is worth doing.3、We should do whatever is worth doing.“whatever”-“-的任何东西的任何东西”、作主表宾语、作主表宾语、（主语从句）（主语从句）（表语从句）（表语从句）（宾语从句）（宾语从句）“whichever”-“-的哪些或哪个的哪些或哪个”、作定语、作定语、1、Whichever team win the game is possible.2、You could choose whichever book you want.（主语从句）（主语从句）（宾语从句）（宾语从句）