英语：名词性从句ppt课件.ppt

1、1名词性从句：一个句子充当主语，宾语，表语，同位语名词性从句主语从句 表语从句 宾语从句 同位语从句 21. How the prisoner escaped remains a mystery.2. I wonder whether/if he is fit for the job.3. The problem is who will be equal to the task.4. He had no idea whether we could overcome the present difficulties or not.主语主语宾语宾语表语表语同位语同位语3 连接连接代词代词who,

2、whom, whose, which, what, 连接连接副词副词how, why, when, where连接连接词词that, whether, if 只能引导宾语从句只能引导宾语从句引导名词性从句的连接词引导名词性从句的连接词连接代词和连接副词连接代词和连接副词在句中既保留自己的疑问在句中既保留自己的疑问含义、又起连接作用，在从句中充当成分。含义、又起连接作用，在从句中充当成分。 （不充当从句的任何成分）（不充当从句的任何成分）41 _ you dont like him is none of my business. A. What B. Who C. That D. Whether

3、2 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. where 53 _ the 2008 Olympic Games will be held in Beijing is not known yet. A. Whenever B. If C. Whether D. That 4 _ you have done might do harm to other people. A. That B. What C. Which D. Th

4、is6找出下列句子中的错误，并总结出规律：找出下列句子中的错误，并总结出规律： 1. Can you tell me how many students are there in your class? 2. I dont know where has he gone. 3. The owner of the shop came to see what the matter was. Can you tell me how many students there are in your class?I dont know where he has gone.The owner of the s

5、hop came to see what was the matter.规律一：名词性从句中须使用陈述语序！规律一：名词性从句中须使用陈述语序！7找出下列句子中的错误，并总结出规律：找出下列句子中的错误，并总结出规律：4. We suggested that we would go to the cinema.5. His recommendation that we went there on foot is acceptable. We suggested that we (should) go to the cinema.His recommendation that we (shoul

6、d) go there on foot.规律二：注意虚拟语气的使用！规律二：注意虚拟语气的使用！8一个安排： arrange 两个命令： order command三个建议：suggest advise recommend （propose）七个要求： require，request，demand，desire ，insist, prefer, urge 宾语从句中的虚拟9找出下列句子中的错误，并总结出规律：找出下列句子中的错误，并总结出规律：7. If we will have a meeting hasnt been decided yet.8. It depends on if the

7、weather is suitable for us to do it.9. He asked me if I could go with him or not. Whether we will have a meeting hasnt been decided yet.It depends on whether the weather is .He asked me whether I could go with him or not. 规律三：规律三：4 4种情况只能用种情况只能用whetherwhether，不能用，不能用if if ： （1 1）除宾语从句之外的名词性从句）除宾语从句之

8、外的名词性从句 （2 2）前面有介词；）前面有介词； （3 3）与）与or notor not连用。连用。 (4) (4) 在动词不定式之前在动词不定式之前 10 . I dont know if to do it . whether10找出下列句子中的错误，并总结出规律：找出下列句子中的错误，并总结出规律：11I think that worthwhile that we spent so much money on these books.12. That is hard to decide when and where we will held our sports meeting.it

9、It规律四：主语从句和宾语从句在适当的情况规律四：主语从句和宾语从句在适当的情况 下可以借助下可以借助 “it it” 而后置。而后置。111 用it作形式主语，主语从句放在句末。e.g. It doesnt matter so much whether you will come or not.2用it作形式宾语,真正的宾语从句放在句末I found it quite a surprise that everybody in that city has a car.补充：think / suppose/ consider/believe/find /feel/make +it +宾补+tha

10、t 12找出下列句子中的错误，并总结出规律：找出下列句子中的错误，并总结出规律：13 I saw he is talking with her mother. 14. The teacher told his class that light traveled faster than sound. wastravels规律规律5 宾语从句中宾语从句中1.当主句的谓语动词是一般现在时或一般将来时当主句的谓语动词是一般现在时或一般将来时宾语从句不受主句影响宾语从句不受主句影响2.当主句的谓语动词是一般过去时，宾语从句的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。谓语动词要用

11、相应的过去时态。3当宾语从句叙述的内容为客观真理时，仍用一当宾语从句叙述的内容为客观真理时，仍用一般现在时。般现在时。13找出下列句子中的错误，并总结出规律：找出下列句子中的错误，并总结出规律：15 No matter who breaks the law should be punished. Whoever规律规律6 whatever, whoever, whichever除用于引导的除用于引导的名词性从句外，还可用于引导让步状语从句，名词性从句外，还可用于引导让步状语从句，可以用可以用 no matter what, no matter who, no matter which替换。替换

12、。14Whoever told you that was lying. No matter who told you that was lying. 正正误正正Whoever phones, tell them Im out. No matter who phones, tell them Im out. 正正15名词性从句和定语从句区别161 从句充当的成分不同 1 I dont know when he will leave. 2 I dont know the time when he will leave. 3 That is whom I want to see. 4 That is

13、 the girl whom I want to see.定定名名17定语从句和同位语从句的区别定语从句和同位语从句的区别: 1 修饰的名词不同修饰的名词不同定语从句的先行词可以是各类名词，而可定语从句的先行词可以是各类名词，而可同位语从句的名词是抽象名词同位语从句的名词是抽象名词（常用名词有（常用名词有belief, fact, idea, view, question, hope, news, doubt, thought, information, opinion，suggestion, order ，demand ，wish，possibility, message 等）等）18The

14、 factory that we visited yesterday is a chemical one.They expressed the hope that they would come to visit China again .192 连接词及其充当的成分不同连接词及其充当的成分不同20 定语从句的关系代词定语从句的关系代词 从句中从句中先行词先行词主语主语宾语宾语 定语指代人指代人指代物指代物2. 关系副词关系副词 _,_, _ who (that) whom (that) 省省whosewhich that whichthat省省whosewhenwherewhy21 连接连接

15、代词代词who, whom, whose, which, what, 连接连接副词副词how, why, when, where连接连接词词that, whether, if引导名词性从句的关联词引导名词性从句的关联词I have no idea who stole my bag.22 1 Word came that he would come to see us all. 2 Word came that he refused to believe. An idea hit me that we can go there by boat. 3 I have no idea where he was born . 4 He left the small town where he was born. 23