高中英语名词性从句.ppt

名词性从句,名词性从句：由一个句子充当主语，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,1. When we will start is not clear. 2. I wonder whether he is fit for the job. 3. The problem is who will be equal to the task. 4. I had no idea that you were her friend.,Find out the clause, and tell what kind of clause it is :,引导名词性从句的连接词,连接代词和连接副词 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。,（不充当从句的任何成分）,who / whom / whose / which / what （连接代词） when / where / why / how （连接副词）,I dont doubt (that ) you will succeed. I dont know whether/if he will come tonight. I doubt if /whether you will keep your promise.,that /if /whether,that; whether, if （是否）：在名词性从句中只起连接作用，在句中不担任成分,被称为连接词,连接代词和副词的使用,主要根据名词性从句中的具体意义, 正确的选择who、 which、 when、where 、 why、 how 等连接词，这些连接词既具有疑问含义，又起连接作用，同时在从句中充当各种成分。,我们何时举行运动会还没有决定。 _ we shall hold our sports meeting is not decided. 我不知道昨天谁打破了玻璃。 I dont know _broke the glass yesterday.,When,who,我不知道他长的什么样子。 I have no idea _ he looks like. 这就是我忘记眼镜的地方。 This is _ I left my glasses.,what,where,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 who is he . 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 who he is.,The owner of the shop came to see what was the matter.,考点一：名词性从句中须使用陈述语序！,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 (should) go there on foot,考点二：注意名词性从句中虚拟语气的使用！,一个坚持： insist 两个命令： order command 三个建议：suggest advise recommend （propose） 四个要求： require，request，demand， desire,宾语从句中的虚拟,当表示建议、要求、命令demand, suggest, advise 等动词后的主语从句要求使用虚拟语气, 结构为 It is/was demanded/suggested that. sb. (should) do It is important/neccesary/ essential. that sb. (should) do e.g. It is necessary that he (should) join in the meeting tomorrow.,主语从句中的虚拟,当表示建议、要求、命令demand, suggestion, proposal, advice 等名词后的表语从句要求使用虚拟语气, 结构为 should + do, should 可省略,His advice was that we (should) start out at once.,表语从句中的虚拟,当表示建议、要求、命令demand, suggestion, proposal, advice 等名词后的同位语从句要求使用虚拟语气, 结构为 should + do, should 可省略,Nobody agreed to his suggestion that he (should) live all by himself.,同位语从句中的虚拟,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 weather is suitable for us to do it. 9. He asked me if I could go with him or not.,考点三：4种情况只能用whether，不能用if ： （1）除宾语从句之外的名词性从句 （2）前面有介词； （3）与or not连用。 （4）在动词不定式之前,10 . I dont know if to do it .,Fill in the blanks using whether/if 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. The question is _ he should do it. 6.The doctor can hardly answer the question _ the old man will recover soon. 7. I dont know _ to go. 8. _ you are not free tomorrow , Ill go without you.,找出下列句子中的错误，并总结出规律： 11. I think that worthwhile that we spent so much money on these books. 12. This is hard to decide when and where we will held our sports meeting.,it,It,考点四：主语从句和宾语从句在适当的情况 下可以借助 “it” 而后置。,1 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(adj./n.)+that,找出下列句子中的错误，并总结出规律： 13. No matter who breaks the law should be punished.,Whoever,考点五: whatever, whoever, whichever既可以引导名词性从句，还可引导让步状语从句（可以用 no matter what, no matter who, no matter which替换）。,名词性从句和定语从句区别,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 the girl whom I want to see.,修饰的名词不同 定语从句的先行词可以是各类名词，而同位语从句的名词是抽象名词，常用名词有belief, fact, idea, view, question, hope, news, information, opinion，suggestion, order ，demand ，wish，possibility 等 Is there any possibility that he wont come?,定语从句中that不但起连接作用，而 且在定语从句中充当一个句子成分， 充当从句的宾语成分时可省略。,同位语从句对中心词的内容作进一 步的解释和说明，表明中心词的具 体内容。引导同位语从句的that 在同位语从句中不做任何成分, 只 起连接作用, 无具体含义, 且不可省 略。,1.We expressed the hope that they had expressed. 2. We expressed the hope that we would come to China again.,1 Word came that he would come to see us all. 2 Word came that he refused to believe. 3 I have no idea where he was born . 4 He left the small town where he was born.,用适当的连接词填空： 1. It worried her a bit _ her hair was turning gray. 2. I have no idea _ we can do with these waste materials. 3. _the doctor really doubts is_my mother will recover from the serious disease soon. 4. It is hoped _nature will never be destroyed. 5. _do you guess will give a talk on English tomorrow?,6. - I drove to Zhuhai for the air show last week. - Is that _ you had a few days off? 7. Word came _I was wanted at the office. 8. Do you know _of them will be our new headmaster? 9. The teacher didnt tell me _we were wrong. 10. Its generally considered unwise to give a child _he or she wants.,单句改错 1. As is known to all that paper is made in China. 2. That he really means is no harm to you. 3. They didnt doubt whether he could do the job. 4. The reason why I like this song is because I am so fond of its lyrics. 5. The question is if the film is worth the money. 6. The terrible news came which our team lost.,单句改错 7. Who knows the truth will tell you about it. 8. He wanted to make it clear to the public he hadnt done anything. 9. Did she know it isnt his fault? 10. Where and when we shall spend the vacation are not decid