初中英语 同位语从句.pptx

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1、我不知道你在这儿.I didnt know that you were here.I had no idea that you were there.宾语从句同位语从句第1页/共23页连接词引导主语从句的连接词有：连接词that,whether；连接代词who,what和which；连接副词when,where,how和why。引导表语从句的引导词有 连接词：that/whether/as if/as though(if不引导表语从句)连接代词：who/whom/whose/which /what 连接副词：when/where/why/how/because引导宾语从句的引导词有 连接词：t

2、hat，whether,if 连接代词：Who,whom,whose,which，what 连接副词：where,how,why,when第2页/共23页引导定语从句的引导词有 连接代词：who,whom,whose,which,that 连接副词：when,where,why第3页/共23页 用适当的连接代词或连接副词填空。1.I cant decide _ book I should buy.2.China is no longer _ it used to be.3.I am very interested in _ he improved his English in such a s

3、hort time.4._ we need is more money.5.The truth _ the earth turns around the sun is known to us.which what how Whatthat第4页/共23页1.The news that we won the game is exciting.2.I have no idea when he will come back home.3.Word came to him that Mary had probably fallen ill.4.They are investigating the qu

4、estion whether the man is trustworthy.观察下列句子划红线的部分。观察下列句子划红线的部分。第5页/共23页 同位语从句1.概念:在复合句中作名词的同位语的名词性从句。2.功能:同位语从句对名词进一步解释，说明名词的具体内容，3.用法:常跟的抽象名词有:fact/idea/reason thought/order/doubt/news/hope truth/belief 4.连词 that/whether/who/which what/when/where/why/how第6页/共23页1.连接词that引导的同位语从句that在从句中不充当成分,只起连接作

5、用.He told me the news that he would come home from aboard soon.他告诉我一个消息,他马上要从国外回国.There is no doubt that the prices of cars will go down.第7页/共23页1.The fact that you havent enough time todo the work is simply unbelievable.2.The hope that he may come here is notgone yet.第8页/共23页 3.The news that he has

6、 been elected president of the United States is true.4.The truth that heavy objects and light objects fall at the same speed is known to all.5.The problem that she later developed a serious lung disease bothered scientists.第9页/共23页只用whether引导,不用if.这个问题是否正确还未被证实.The problem _ is right hasnt been prov

7、ed.2.连接词whether引导的同位语从句whether第10页/共23页3连接词代词what/which/who引导的同位语从句1.谁会出国这个问题还未决定.2.我不知道该选哪个.1.The question _ should go abroad hasnt been decided yet.2.I have no idea _ one I should choose.whichwho(定语)(主)在从句中充当成分第11页/共23页4.连接词副词when/where/why/how 引导的同位语从句 1.我了解他们为什么离开得那么早.2.我们还没决定好去哪儿.1.Ive got a go

8、od idea _ they left early.2.The question _ we should go has not been decided.whywhere第12页/共23页1)The news that he told me is that Tom would go abroad next year.2)The news that Tom would go abroad is told by him.（他告诉我的消息是汤姆明年将出国。）定语从句宾语同位语从句(汤姆将出国的消息是他讲的）第13页/共23页同位语从句与定语从句 的区别第14页/共23页1.同位语从句与先行词一般可变

9、成一个完整句子,谓语动词用be的不同形式。He heard the news that their team had won.此句可以变为一个表语从句:The news was that their team had won.第15页/共23页2.引导同位语从句的连词不可省略;引导定语从句的关系代词作宾语时常可省略。The news that he has been elected monitor of our class is true.The news(that)he told me is exciting.第16页/共23页同位语从句同位语从句定语从句定语从句 that名词性形容词性只连

10、接主句和从句,在从句中不充当成分代替先行词,在从句中充当成分第17页/共23页1.The news that there are no lives on the moon is known to us all.()2.The news that you heard is not true.()3.Have you any idea who he went with?()4.Is there any hope that they will be home in time?()5.The problem that you referred to doesnt exist at all.()同位语从

11、句定语从句同位语从句同位语从句定语从句第18页/共23页连接词引导主语从句的连接词有：连接词that,whether；连接代词who,what和which；连接副词when,where,how和why。引导表语从句的引导词有 连接词：that/whether/as if/as though(if不引导表语从句)连接代词：who/whom/whose/which /what 连接副词：when/where/why/how/because引导宾语从句的引导词有 连词：that，whether,if 连接代词：Who,whom,whose,which，what 连接副词：where,how,why,

12、when第19页/共23页引导同位语从句的引导词有 连接词 that/whether 连接代词 who/which/what/连接副词 when/where/why/how引导定语从句的引导词有 连接代词：who,whom,whose,which,that 连接副词：when,where,why第20页/共23页翻译以下句子，并指出带下划线的从句属于名词性从句中的哪一种。1.What he wants is a book.2.It is so nice that we can learn this grammar point together.3.Im so glad that I can m

13、ake friends with you.4.This is why he did it.5.Do you agree to the suggestion that we(should)have a trip in Tibet?6.That he wants a book is certain.7.I suggested just now we(should)take part in this activity.8.Whether you like him or not doesnt matter too much.9.He doesnt know whether you can sing i

14、t well.10.The problem is whether you can sing it well.11.The problem whether it is right or wrong has not been decided.12.Please tell me who your monitor is.主语从句主语从句主语从句主语从句宾语从句宾语从句宾语从句宾语从句表语从句表语从句同位语从句同位语从句第21页/共23页注意：在demand，order，suggest，decide，insist,desire,request,command,doubt等表示要求、命令、建议、决定等意义的动词后，宾语从句常用“（should）+动词原形”。I insist that she(should)do her work alone.我坚持要她自己工作。The commander ordered that troops(should)set off at once.司令员命令部队马上出发。第22页/共23页谢谢您的观看！第23页/共23页