高二英语名词性从句讲解

1、英语名词性从句,Noun Clause,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。,请思考,定语从句的定义：,起定语作用，用来修饰名词或代词的从句。,名词性从句定义,4、同位语从句 ( appositive clause ),名词性从句分类,1、主语从句 ( subject clause ),2、表语从句 ( predicative clause ),3、宾语从句 ( object clause ),1、English is very useful for us . 2、The

2、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：,(主语),(宾语),(表语),(同位语),My dream is that I can enter a key university.,That I can enter a key university is my dream.,I have a dream that I can enter a key university.,I always drea

3、m that I can enter a key university.,主语从句,表语从句,宾语从句,同谓语从句,辨别不同的从句,when、 why、where、 how,引导词,that 、if、 whether,who、 whom 、 what、 which、 whose、 whoever whomever、 whatever、 whichever、,从属连词：,连接代词 ：,连接副词：,名词性从句引导词的用法（1）：,从属连词,“that”,“if / whether”,1、That we will realize our dreams in the future is certain

4、 . 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,（主语从句）,（表语从句）,（宾语从句）,（同位语从句）,1、My idea is that we should do it right now.,2、She wont believe that he has bec

5、ome 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：,同位语从句,表语从句,表语从句,主语从句,宾语从句,1、Whether she will come back on time depends on weather . 2、The problem is whether you could gi

6、ve 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）,（表语从句）,（宾语从句）,（同位语从句）,“ ”-“ _”、 _成份、起_作用,不充当,连接,是否,Whether / if,a. 主语从句b. 表语从句c. 同位语从句e. 介词后的宾语从句f. whether to do 做动词宾语不能用if to do.g whether

7、or not 连在一起引导宾语从句时不用if.,if 和whether 的选用,不能使用if 的情况：,1. I asked her _ 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

8、.The doctor can hardly answer the question _ the old man will recover soon.8. I dont know _ to go.,if / whether,Whether,whether,whether/if,whether,whether,whether,whether,if / whether,Conclusion:,从属连词,“that”-无词义、不作成份、起连接作用,“if / whether”- “是否”、不作成份、起连接作用,连接代词,名词性从句引导词的用法（2）：,“who”,“what”,“whose”,“wh

9、ich”,1、Who will go to the college is still uncertain . 2、The trouble is who could lend me some money . 3、He want to know who she is / who she has seen .,（主语从句）,（表语从句）,（宾语从句）,“ ”-“ _”、 _成份、起_作用,作主 表 宾语,连接,谁,who,“who”-“谁”、作主 宾 表语、起连接作用,1、Who will go to the college is still uncertain . 2、The trouble is

10、 who could lend me some money . 3、He want to know who she is / who she has seen .,（主语从句）,（表语从句）,（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）,（表语从句）,（宾语从句）,“ ”-“ _”、 _成份、起_作用,作

11、定语,哪-,连接,which,1、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）,（表语从句）,（宾语从句）,“ ”-“ _”、 _成份、起_作用,作定语,连接,谁的,whose,that 和what 的选用,that 和 what 都可引导所有的名词从句。但是，what除起连接作用外，还在名词性从句中

12、充当成分，可做从句的主语、宾语、或表语。而that在名词性从句中不充当任何成分，只起连接作用。,用that / what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 doubt _ he will come.6. I have no idea _ he did that afternoon.,What,That,that,what,that,what,连接代词,C

13、onclusion:,“who”-“谁”、作主 宾 表语、起连接作用,“what”-“事情”、作 主 表宾、起连接作用,“whose”-“谁的”、作定语、起连接作用,“which”-“哪-”、作定语、起连接作用,名词性从句引导词的用法（3）：,连接副词,“why”,“how”,“where”,“when”,“when”- “什么时候”、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 u

14、s when we would graduate from the school .,（主语从句）,（表语从句）,（宾语从句）,1、Where I could buy the book is uncertain now . 2、His question was where we would hold the opening ceremony . 3、I couldnt tell you where they have been living .,（主语从句）,（表语从句）,（宾语从句）,“ ”-“ _”、 _ 、起连接作用,什么地方,地点状语,where,1、Why he killed him

15、self is still a secret now . 2、I just want to ask you why I was fired .,（主语从句）,（宾语从句）,“ ”-“ _”、 _ 、起连接作用,原因状语,为什么,why,3、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）,（表语从句）,“ ”-“ _”、 _ 、起连接作用,How,如何,方式状语,Conclusion:,连

16、接副词,“why”- “为什么”、作状语、起连接作用,“how”- “如何”、作状语、起连接作用,“where”- “什么地方”、作状语、起连接作用,“when”- “什么时候”、作状语、起连接作用,总结：引导名词性从句的三类关联词,that , whether/ if (在从句中不做成分，只 起连接作用) 2. what who which whose (在从句中做主、表、宾、定成分) 3. when why where how(在从句中做状语),_ he made an important speech at the meeting was true. A. That B. Why C.

17、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：,4. He is absent from school . It is _ he was punished! A. why B. bec

18、ause C. that D. the reason 5. _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 / because,6. I drove to Zhuhai for the air show last week . - Is that _you had a few days off ? A. why B. when C. wh

19、at D. where,7. It makes no difference _ you 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. that,9. What the doctors really doubt is _ my mother will recover from the serious disease soon. A. when B. if C. whether D. w

20、hy 10. Little Tommy was unwilling to tell the headteacher _ he 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. Which,C,D,B,二填上适当的引导词完成以下名词性从句. 1_is to take Li Mings

21、 place is being discussed 2I got very angry with_he said 3My idea is_we should get more people to finish the work 4I wonder_it is true or not 5The problem is_we could help smokers kick their habit,Who,what,that,whether,how,_ life will be like in the future is difficult to predict. It is true _ he se

22、ttled the argument. They are careful about _ they eat. The discussion topic for today is _ school will be like in the future. _ many rare animals may disappear is a serious matter in the world.,what,that,what,what,That,体验高考：,1. With his work completed, the businessman stepped back to his seat, feeli

23、ng pleased _ he was a man of action. A. which B. that C. what D. whether2. 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,B,C,A,4. S

24、ee the flags on top of the building? That was_we did this morning. A. when B. which C. where 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 shoul

25、d. A. when B. thatC. how D. what 7. One advantage of playing the guitar is _ it can give you a great deal of pleasure.A. how B. why C. that D. when,D,B,D,C,4. 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. how,A,B,6. Some one is ringing the doorbell