名词性从句的用法.ppt

我的梦想是我能进入一所重点大学。我的梦想是我能进入一所重点大学。来源:学科网ZXXKMy dream is that I can enter a key university.我能进入一所重点大学是我的梦想。我能进入一所重点大学是我的梦想。That I can enter a key university is my dream.I have a dream that I can enter a key university.我有一个梦想我能进入一所重点大学我有一个梦想我能进入一所重点大学我总是梦想着我能进入一所重点大学。我总是梦想着我能进入一所重点大学。I always dream that I can enter a key university.Noun Clause多 由多 由 t h a t , w h - 疑 问 词 或疑 问 词 或whatever等关系代词引导等关系代词引导主语从句、主语从句、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，名名词词性性从从句句Whether he will come or not is unknown.I dont know whether he will come or notThe question is whether he will come or not.The question whether he will come or not is not settled.引导名词性从句的三类关联词引导名词性从句的三类关联词1. that whether if (在从句中不做成分，只在从句中不做成分，只 起连起连接作用接作用)2. what who whom which whose (在从句中做主、在从句中做主、表、宾、定成分表、宾、定成分)3. when why when where (在从句中做状语在从句中做状语)其它：其它：That he didnt come to school is because he was ill.She looks as if she has really been there.Things are not as they seemed to be.二、连接词的选择二、连接词的选择（1） that 与与 what （卷子名从卷子名从1）引导名词性从句的三类关联词引导名词性从句的三类关联词1. That a. 只起连接作用，只起连接作用， 不做成分不做成分 b. 一般不省，只再宾语从句中可省一般不省，只再宾语从句中可省 e.g 1).I know that you are concerned about your sons safety. 2)._ he has set out to prepare for the coming exams is satisfying. is ThatIt is satisfying _he has set out to prepare for the coming exams 2)._ he has set out to prepare for the coming exams is satisfying.That (1) 主语从句在句子中充当主语，句主语从句在句子中充当主语，句子的谓语动词用第三人称单数子的谓语动词用第三人称单数。(2) 主语从句前的主语从句前的that不能省略，仅起不能省略，仅起连接作用，有时为了保持句子平衡，连接作用，有时为了保持句子平衡， that从句后置，而由从句后置，而由it作形式主语。作形式主语。that1.I cant imagine _ you can sew this piece of cloth without a needle.2. The reason for his being late is _ he missed the bus this morning.3.It worried her a bit _ her hair was turning gray. A. while B. that C. if D. so that/ 不填不填that BWhat 1 在从句中作主，宾，表成分在从句中作主，宾，表成分2 可译成可译成“-的东西，话，事情，地方，的东西，话，事情，地方，时间，样子等时间，样子等” “所所-”1 what he said disappointed me.2 A computer can only do _ you have instructed it to do .3 a modern city has been set up in _ was a wasteland ten years ago . what what 1 _ 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 2 People have heard what the President has said ; they are waiting to see _ he will do .A how B what C when D that 3 - Are you still thinking abut yesterdays game?- Oh,thats _.A what makes me feel excited .B whatever I feel excited aboutC How I feel about it D when I feel excited _is waiting for me is my brother. Whowhether与与 if在名词性从句中的用在名词性从句中的用法区别法区别而而whether可引导包括宾语从句在可引导包括宾语从句在内的其他名词性从句。内的其他名词性从句。Whether /if 表疑问，表疑问，“是否是否”宾语从句中，宾语从句中，whether常与常与 or not搭搭配，可以说配，可以说whether or not, 而不说而不说if or not.whether可用在介词后，或带可用在介词后，或带to不定式不定式前，前，if则不可。则不可。 If ：只用于只用于Vt宾语从句宾语从句& 不在句首的主语从句不在句首的主语从句 a.I dont know whether/if he will come b. . _.or not c. It depends on _ you will give the chance. d. _ he can afford to buy such a car is still a question. 来源:Zxxk.Com whether whether Whethere. It is doubtful _he is coming. g. The point is _ he will inform me of the news.whether/ifwhether2. 连接代词（连接代词（a. 引导词引导词 b. 做从句的成分）做从句的成分） 从句中做从句中做 意思意思 what主，宾，表，主，宾，表，定定 什么什么 which 主主, 宾，表宾，表定定哪个，哪些哪个，哪些 who 主，宾主，宾 表表 谁谁 whom 宾宾 谁谁 whose 定语定语 谁的谁的 I am satisfied with _ you said. I dont know_ the place used to be I know _ you want to talk to There are many books. Can you tell me _ book you like best. You can show me _ is your monitor . You can tell me _ book it is. you can give the book to _ wins first placewhichwhatwhatwho/whomwhowhosewhoeverAmerica was _ was first called “India” by Columbus. A. that B. where C. what You cant imagine _ a beautiful girl she is. A. how B. what C. that D. who._ matters most in learning English is enough practice. A. what B.which C. where D. which C BA3.连接副词（连接副词（a. 连接连接 b.做从句中的状语）做从句中的状语） when/where/why/ how/ how many/how much. 1)I dont know _ he will go. 2)Can you explain _you were late this morning? 3)_he will come here isnt decided. 4) this is _ I was late this morning _I was born in 1971 _ I worked out the problem. wherewhyHow/whenwhywherehow It is _ you left it.Scientists and engineers are often judged by _ great their achievements are. You dont know _ fast he runs. how howwhere1 所有的名词性从句缺主，宾，表都用所有的名词性从句缺主，宾，表都用what 引导，但要考虑到人引导，但要考虑到人2 所有的名词性从句都用陈述语气。所有的名词性从句都用陈述语气。3 引导词缺什么补什么。引导词缺什么补什么。