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1、1名词性从句全解名词性从句全解主语从句主语从句 （Subject clause）宾语从句宾语从句 (Object clause)表语从句表语从句 (Predicative)同位语从句同位语从句 (Appositive clause)Find the clauses and tell the function of them:1. You know that I am a teacher of English.2. That I am a teacher of English is known to you all .3. It is known to you all that I am a t
2、eacher of English.4. The fact that I am a teacher of English is known to you all.5. I am worried about whether you can do well in the exam. 6. What I am worried about is whether you can do well in the exam.IConjunctions of Noun Clauses:连接词连接代词连接副词一些引导词的用法：一些引导词的用法：that 在名词性从句中既 _ 1. The fact is _he
3、hasnt yet recover from illness. 2. _ the earth is round is true. 3. He said _ he came from America.4. My idea _ we invited him yesterday is quite good.2whether 在名词性从句中表“ ”,但 ；If 只能只能引导宾语从句.（不引导介宾）1) What the doctor really doubts is whether my mother will recover from the serious disease soon. 2) I d
4、ont know whether/if he is right. 3) Whether hell come hasnt been known. 4) The question Whether he should come himself or send another one hasnt been decided. 5) It hasnt been known whether/if he will come.whether 和和 if 区分区分：1). 主语从句、表语从句、同位语从句、介词后的宾语从句只能用whether 来引导，不能用 if；2). 当 It 作形式主语，主语从句放在句末时用
5、 whether 或 if 引导均可；3). discuss 后必须用 whether 引导的宾语从句；4). 和 or not 连用时，只用 whether；例：例：Whether the meeting will be given is still a problem.（ ） = The problem is whether the meeting will be given.（ 从句）= I have no idea whether the meeting will be given.（ 从句）It is doubtful whether/if he will come here.（ ）
6、True or false:( ）I dont care whether he doesnt come. ( )( ) I dont care whether/if he comes or not.( ) I dont care whether or not he comes.( )I dont care if or not he comes.( )I dont know whether to go there.3What 在名词性从句中充当 ，表示“什么，什么样子，所的（人或事） ” 。1. The question is _ caused the accident. 2. China is
7、 no longer _it used to be .3. _ he told you was what had been discussed at the meeting.4. I didnt know _had happened to him.who/whoever, whom/whomever, whose/whosever, Which/whichever, what/whatever 在引导名词性从句时,常充当 ,表示“（无论）谁，谁的，哪个，什么”例：1. I read about it in some book or another, but what I dont know i
8、s (book) it is. 2. let out the news remained unknown.3. Its wrong of the parents to give their children they want.4. Do you know book it is? 5. breaks the law will be punished.When、where、why、how 在名词性从句中作 ，表示“什么时候，在哪，为什么，怎样” 。例：1. he didnt come here is not clear to us.2.Do you remember he came?Yes. H
9、e came by car.3. The question is we can get there.4. Can you make sure Alice has put the gold ring. 当主句的主语为主语为reason,或者是 why由引导的从句由引导的从句时,与它们相关的表语从句用 来引导，而不能用 引导; because 引导的表语从4句只能用于“ ”句型中。例：The reason why I was late was I missed the train.I was late. was because I missed the train.II语序问题语序问题1.The
10、photographs will show 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 2.You can hardly imagine _when he heard the news .A. how he was excited B. how was he excitedC. how excited he was D. he was how excit
11、ed3.He asked_for a violin.（MET92） A. did I pay how much B. I paid how much C. how much did I pay D. how much I paid 归纳：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，其它部分外，其它部分应用应用 语序语序。特殊：I dont know what is the matter/wrong with the machineIII 时态问题时态问题注注 意：意：1、主语，表语，同位语从句的时态不受主句影响、主语，表语，同位语从句的时态不受主句影响2、
12、当主句的谓语动词是一般现在时或一般将来时，宾语从句的谓语动词、当主句的谓语动词是一般现在时或一般将来时，宾语从句的谓语动词可以用所需要的任何一种时态。可以用所需要的任何一种时态。53、当主句的谓语动词是一般过去时，宾语从句的谓语动词要用相应的过、当主句的谓语动词是一般过去时，宾语从句的谓语动词要用相应的过去时态，但当宾语从句叙述的内容为客观真理时，仍然用去时态，但当宾语从句叙述的内容为客观真理时，仍然用 。例例:The teacher told his class that light faster than sound. (travel)EXERCISE1. The radio says i
13、t cloudy tomorrow. (be)2. The headmaster hopes everything well. (go)3. Tom says that they (play) basketball at six oclock yesterday evening. 4. I hear they (return) it already. 5. He said that they members of the Party since 1948. (be)6I didnt know what time he the letter. (write)7. Could you tell m
14、e who away the book already? (take)8. Ling Feng told me he to the Great Wall several times. (be)III特殊句式特殊句式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 her hair was turning grey.（MET92） Awhile B. that Cif Dfor4. is a fact that English is being accepted as an international language.A. There B. This C. That D. It65. It makes no difference you will go today or tomorrow.A. if B. wheth
