高三英语一轮复习名词性从句课件（68张） (2).ppt

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1、 1.基础知识目标基础知识目标:(1).通过观察句子了解名词性从句的基本概念及分类通过观察句子了解名词性从句的基本概念及分类(2).通过分析理解句子了解主语从句的构成及相关连接词通过分析理解句子了解主语从句的构成及相关连接词 的用法的用法 2.基本技能目标：基本技能目标：(1).通过典型例句探究主语从句的用法并能应用通过典型例句探究主语从句的用法并能应用 (2).解决阅读中的长难句解决阅读中的长难句,提高阅读理解能力提高阅读理解能力(3).把主语从句应用到书面表达中把主语从句应用到书面表达中,写出亮点句子写出亮点句子 3.情感目标情感目标: 通过完成句子激励学生学习热情通过完成句子激励学生学习

2、热情 4. 过程与方法过程与方法: 自学自学- 探究探究-学会学会-能力能力从句的特点从句的特点1. 从句也要符合句子的基本结构从句也要符合句子的基本结构2. 从句只是做为句子某一成分出现的从句只是做为句子某一成分出现的3. 从句的关联词很关键从句的关联词很关键, 通常来讲通常来讲,它它们是从句开始的标志们是从句开始的标志从句名词性从句名词性从句形容词性从句形容词性从句副词性从句副词性从句:定语从句定语从句:状语从句状语从句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词性从句在功能上相当于名词名词性从句在功能上相当于名词, 在复合句在复合句中能担任中能担任主语、宾语、

3、表语、同位语主语、宾语、表语、同位语等。等。主语主语 His job is important.What he does is important.表语表语This is his job.This is what he does every day. 宾语宾语I dont like his job.I dont like what he does every day.同位语同位语I dont know about the man, Mr. White.I dont know about the fact that he is a teacher.谓语动词/介词 名 词When we shall

4、 hold the meeting depends on whether John can return tomorrow. 系动词The problem is when John will come back.We expressed our hope that we could visit the country again.Practice time：指出下列各名词性从句的种类。指出下列各名词性从句的种类。1. At lunchtime, the radio weatherman reported that it would be a fine day.2. She wondered i

5、f the buses would still be running.3. The truth is that the fog is too thick for the bus to run that far.4. She found that she was being watched by a tall man in a dark coat.5. When we will start is not clear.6. We expressed the hope that they would come to visit China again.宾语从句宾语从句宾语从句宾语从句表语从句表语从句

6、宾语从句宾语从句主语从句主语从句同位语从句同位语从句关关联联词词or引引导导词词的的分分类类123 that, whether/if,as if/thoughwho, whom, whose, which, what, whatever, whoever, whichever, when, where, how, why 从属连词从属连词 连接代词连接代词连接副词连接副词在句中不担当成分在句中不担当成分, that无词义，有时可省略无词义，有时可省略, if, whether有是否词义有是否词义.as if 有好像的词义有好像的词义有词义，在从句中担当成分，如主语、表语、有词义，在从句中担当成

7、分，如主语、表语、宾语或定语宾语或定语.有词义，在从句中担当状语有词义，在从句中担当状语.总原则：总原则：看看从句从句中缺少什么成分，根中缺少什么成分，根据意思选择适当连接词语；如不缺据意思选择适当连接词语；如不缺成分且句意完整本身连词不具备意成分且句意完整本身连词不具备意义，则选用义，则选用that.如不缺成分且句意完如不缺成分且句意完整本身连词具备是否意义则用整本身连词具备是否意义则用whether一找一找二查二查三选三选：从句：从句：缺少什么成分：缺少什么成分：意思适合的关联词：意思适合的关联词Have a try: Choose a proper one1. _ has been an

8、nounced is that we must hand in our graduation papers before the end of June.What2. _ he always serves the people is well-known.3. _ the English evening will be held, on Monday or Tuesday, has not yet been decided. 4. I want to know _ he has told you.5. Everything depends on _ we have enough money.6

9、. That is _ he didnt come to the meeting.7. The news _ we won the game was exciting.ThatWhenwhatwhetherwhythat1 That he will succeed is certain .2 Whether he will go there is not known .3 What he said is not true .4 Where he hid the money is to be found out .5 Whoever comes is welcome.6 How we can h

10、elp the twins will be discussed at the meeting. 7 When theyll start the project has not been decided yet.“It” “It” is used asis used as empty empty subjectsubject形式形式主语主语为避免主语冗长为避免主语冗长, ,句子头重脚轻句子头重脚轻, ,经常用经常用it it作作形式主语形式主语, ,主语从句放在后面作真正的主语主语从句放在后面作真正的主语. .1.It is certain that he will succeed.2.It i

11、s not known whether he will go there.3.It has not been decided yet when theyll start the project.这样就构成了下面一些常用句型这样就构成了下面一些常用句型: 1) It is + n. +从句从句 It is a pity/shame that. 遗憾的是遗憾的是 It is a surprise that令人惊奇的是令人惊奇的是 It is a fact that 是事实是事实 It is common knowledge that 是常识是常识*_(很遗憾很遗憾)we lost the matc

12、h.*_(这是事实这是事实)he cheated in the exam.It is a pity thatIt is a fact that2) It is + adj. +从句从句 Its certain that 肯定肯定 It is possible that. 很可能很可能 It is unlikely that. 不可能不可能 It is obvious that 很明显很明显 It is necessary important natural. that*_(很可能很可能)she will come back tomorrow.*_(很明显很明显)this measure is

13、effective.+(should) +doIt is possible thatIt is obvious that3) It +不及物动词不及物动词+从句从句 It happened that. 碰巧碰巧 It occurred to me that我突然想起我突然想起*_(刚好刚好)I came into the office at that time.*_(我突然想起我突然想起)I forget to sent the letter.It happened thatIt occurred to me that4) It + be +过去分词过去分词+从句从句 It is said t

14、hat. 据说据说 It is known to all that. 众所周知众所周知 It is reported that. 据报道据报道 It is believed that.据信据信;人们相信人们相信 It is suggested that + (should）do. 建议建议It must be admitted that必须承认必须承认 It cannot be denied that 不可否认不可否认 It must be pointed out that需指出的是需指出的是 *_(据报道据报道)20 people were killed in the accident. *

15、_(建议建议)we should eat more vegetable and do more exercise.It is reported thatIt is suggested that*_(他是否要他是否要来来)is not yet known.*_(他想告诉我他想告诉我们什么们什么)is not clear.*_(谁会赢得这场谁会赢得这场比赛比赛)is still unknown. *_(你错过了你错过了这次机会这次机会)is a pity. =It is _.Exercise 1:Whether he will come or notWhat he wants to tell us

16、Who will win the matchThat you missed the chancea pity that you missed the chance1.I decided （that ）I would go to the party.2.I dont know if/whether he will come back tomorrow.3.I want to know how it happened.4. He was listening to what the teacher said. 宾语从句就是从句在主句中作宾语从句就是从句在主句中作宾语宾语的名词性的名词性从句从句, 通

17、常放在主句谓语动词通常放在主句谓语动词(及物动词及物动词)或介词之或介词之后。后。2.宾语从句宾语从句1. We thought it strange that Xiao Wang did not come yesterday.2. He has made it clear that he will not give in.注意：注意： it常可以放在动词常可以放在动词think, find, consider, believe, feel, make等后作为等后作为形式宾语形式宾语, 真真正的宾语正的宾语-that从句则放在句尾从句则放在句尾.*_(我们觉得很奇我们觉得很奇怪怪)she di

18、dnt go to school today.We think it strange that it 作形式宾语作形式宾语make /find/ feel / consider / think it + adj / n + that / to do1. Ive got to make clear that he told a lie.2. 他发现很难使别人理解他他发现很难使别人理解他. He found _.itit difficult to make himself understoodit若主句是一般现在时态或一般将来时，则从句的若主句是一般现在时态或一般将来时，则从句的时态不限。时态不限

19、。I think Jim is speaking too quickly.宾语从句宾语从句(要点要点）1. 从句中的时态问题：从句中的时态问题：若主句是一般过去时，从句必须用过去时态的某若主句是一般过去时，从句必须用过去时态的某一种。一种。I knew she had swept the floor already.若从句叙述的是客观真理、自然现象或永恒不变若从句叙述的是客观真理、自然现象或永恒不变的规律时，则不受主句时态的限制，仍用一般现的规律时，则不受主句时态的限制，仍用一般现在时态。在时态。They knew the sun is much bigger than the earth.2

20、.宾语从句中的连接词宾语从句中的连接词that在以下三种情况下在以下三种情况下不能省略：不能省略：（1）当）当that 从句与另一名词性从句并列作宾语时，从句与另一名词性从句并列作宾语时，第二个第二个that不能省；不能省；（2）当）当that从句作从句作介词宾语介词宾语时，时，that不可省掉。不可省掉。（3）用）用it做形式宾语做形式宾语的宾语从句。的宾语从句。Everyone knew what happened and that she was worried. The reason lies in that she works harder than the others do.I

21、think it necessary that you should read English aloud.一坚持一坚持 insist二命令二命令 order, command三建议三建议 advise, suggest, propose四要求四要求 demand, desire, request, require3. 宾语从句中的虚拟语气宾语从句中的虚拟语气在表示要求、命令、建议等动词后的宾从中，其谓在表示要求、命令、建议等动词后的宾从中，其谓语部分用语部分用 (should ) do.(1)The captain ordered all the people (should) leave

22、quickly one by one.(2)The doctor advised the patient (should) be sent to a better hospital immediately. 4. 在在think，believe，suppose， imagine, feel等引导的宾语从句中，谓语动词否定前移。等引导的宾语从句中，谓语动词否定前移。I dont think he is right.I dont suppose you need to worry about it.I dont feel I can stand any longer.1. _(我听说我听说)he

23、joined the army.2. _(我怀疑我怀疑)he will succeed.3. Pay attention to _ (医生医生说些什么说些什么).4. Do you know_(他什么时候会他什么时候会来来)?5. Did she say_(我们我们应该怎么做这个工作应该怎么做这个工作)? Exercise 2:I heard (that)I doubt whether/ifwhat the doctor saidwhen he will comehow we should do the work常见的系动词分为三种：常见的系动词分为三种：A表示特征和状态：表示特征和状态： b

24、e, look, sound, taste, smell, seem,appear等等 B表示由一类状态转为另一类状态：表示由一类状态转为另一类状态： get, become, grow, turn, fall, go, come, run等等C表示某种状态的：表示某种状态的： remain, keep, prove, rest, continue, stay等等3.表语从句表语从句 表语从句就是从句在主句中作表语从句就是从句在主句中作表语表语的名词性从的名词性从句，放在系动词之后句，放在系动词之后1.The trouble is that I have lost his address. 2

25、.The question is whether they will be able to help us.3.That is what he has done.4.The problem remains how we will get some financial support.5. Thats why I was late .表语从句：表语从句：1.The reason why he was late was _he missed the train by one minute this morning. 2.The question is _ _(我们是否能做好准备）我们是否能做好准备

26、）in such a short time.3.What I want to know is _ _(我该买哪部词典）我该买哪部词典）.4.The point is _（你什么（你什么时候可以完成）时候可以完成）Exercise 3:whether we can make goodwhen you can finish it.thatwhich dictionary Ipreparationshould buy同位语从句同位语从句在句中充当同位语成分，其一般跟在一些抽在句中充当同位语成分，其一般跟在一些抽象名词（象名词（ idea ；belief ； fact ； truth ；problem

27、 ；news 等）后面，对名词作进一步解释说明等）后面，对名词作进一步解释说明. .同位语从句常用同位语从句常用 that 引导或用连接副词引导或用连接副词when / where/why / how / whether 1) The idea that computers can recognize human voices surprises many people .2) Word came that Napoleon himself was coming to inspect(视察视察) them .3) Sydney kept his promise that he would al

28、ways do anything he could for Lucie to make sure of her happiness.1.The news that our team has won the game was true. *(同位语从句同位语从句, 补充说明补充说明news到底是一个什么消息，到底是一个什么消息，that虽不作成分虽不作成分, 但不能省略但不能省略) 2.The news that he told me yesterday was true. *(定语从句定语从句, 起修饰作用，说明到底是哪一个消息，起修饰作用，说明到底是哪一个消息， that在从句中作在从句中作

29、told的宾语的宾语,可以省略可以省略) 注意：同位语从句与定语从句区别注意：同位语从句与定语从句区别 判断判断:定语从句定语从句or同位语从句同位语从句1.The order that we should send a few people to help the other groups was received yesterday. 2.The order that we received yesterday was that we should send a few people to help the other groups. 3.The news that he will lea

30、ve for Shanghai is true.4.The news that we got last week is true.5.The question that we discussed yesterday is a difficult one.(定语从句定语从句)(同位语从句同位语从句)(同位语从句同位语从句)(定语从句定语从句)(定语从句定语从句)同位语从同位语从句句同位语从句不同于定语从句，前者是对名词同位语从句不同于定语从句，前者是对名词加以补充说明，后者是对名词加以限制加以补充说明，后者是对名词加以限制.The news that they had won the game

31、soon spread over the school.The news you told me yesterday was really disappointing. 当当whether后紧跟后紧跟or/or not时时,不用不用if.I dont know whether I will stay or not 介词介词后面的宾语从句不能用后面的宾语从句不能用if. I worry about whether I hurt her feeling. 1.Whether和和if都可以引导宾语从句都可以引导宾语从句同位语从句同位语从句在句中充当同位语成分，其一般跟在一些抽在句中充当同位语成分，其

32、一般跟在一些抽象名词（象名词（ idea ；belief ； fact ； truth ；problem ；news 等）后面，对名词作进一步解释说明等）后面，对名词作进一步解释说明. .同位语从句常用同位语从句常用 that 引导或用连接副词引导或用连接副词when / where/why / how / whether 1) The idea that computers can recognize human voices surprises many people .2) Word came that Napoleon himself was coming to inspect(视察视

33、察) them .3) Sydney kept his promise that he would always do anything he could for Lucie to make sure of her happiness.一、名词性从句的语序一、名词性从句的语序（1） 名词性从句构成有两种名词性从句构成有两种a. That + 陈述句陈述句That light travels in straight lines is known to all. This is what we are looking for.b. 疑问词疑问词+句子的剩余成分句子的剩余成分(2) (2) 疑问词引

34、导的名词性从句要求使用陈述句疑问词引导的名词性从句要求使用陈述句 语序，不能用一般疑问句语序。语序，不能用一般疑问句语序。How was he successful is still a puzzle. ( )How he was successful is still a puzzle. ( )你能告诉我他住在什么地方吗？你能告诉我他住在什么地方吗？FTTF他是怎么成功的仍然是个谜。他是怎么成功的仍然是个谜。Could you tell me where he lives? ( )Could you tell me where does he live? ( )二、名词性从句连接词的选用二、

35、名词性从句连接词的选用（1 1）that that 和和what what 的选用的选用that that 和和 what what 都可引导所有的名词从句。都可引导所有的名词从句。但是，但是，whatwhat除起连接作用外，还在名除起连接作用外，还在名词性从句中充当成分，可做从句的主词性从句中充当成分，可做从句的主语、宾语、或表语。而语、宾语、或表语。而thatthat在名词性从在名词性从句中不充当任何成分，只起连接作用句中不充当任何成分，只起连接作用。that / whatthat / what1._ he wants is a book.2. _ he wants to go there

36、 is obvious.3.The result is _ we won the game.4.This is _ we want to know.5.Is _ he told us true ?6.We should pay attention to _ the teacher is saying.7. I have no doubt _ he will come.8. I have no idea _ he did that afternoon.WhatThatthatwhatwhatwhatthatwhata. a. 主语从句主语从句b. b. 表语从句表语从句c. c. 同位语从句同位

37、语从句e. e. 介词后的宾语从句介词后的宾语从句f. whether to do f. whether to do 做动词宾语不能用做动词宾语不能用if to if to do.do.g whether or not g whether or not 连在一起引导宾语从句时连在一起引导宾语从句时不用不用if.if.不能使用if 的情况：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 _ h

38、e is safe.4. I dont know _ he is well or not.5. I dont know _ or not he is well.6. The question is _ he should do it.7.The doctor can hardly answer the question _ the old man will recover soon.8. I dont know _ to go.if / whetherWhetherwhetherwhether/ifwhetherwhetherwhetherwhether其它连接代词和副词的连用其它连接代词和副

39、词的连用主要根据名词性从句中的具体意义主要根据名词性从句中的具体意义, ,正确的正确的选择选择who、which、when、where、why、 how 等连接词，这些连接词既等连接词，这些连接词既具有疑问含义，又起连接作用，同时具有疑问含义，又起连接作用，同时在从句中充当各种成分。在从句中充当各种成分。我们何时举行运动会还没有决定。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。我不知道昨天谁打破了玻璃。I dont know _ broke the glass yesterday.我

40、不知道他长的什么样子。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。这就是我忘记眼镜的地方。This is _ I left my glasses.Whenwhowhatwherethat that 可省略的情况：可省略的情况：thatthat不可省略的情况：不可省略的情况：主语从句主语从句表语从句表语从句同位语从句同位语从句用用it做形式宾语的宾语从句做形式宾语的宾语从句并列的宾语从句中的后几个从句的并列的宾语从句中的后几个从句的引导词引导词that 不能省略不能省略单个宾语从句中的单个宾语从句中的thatthat可省略可省略1

41、.I dont think _ she is coming.2.It is a pity _ he has made such a mistake.3.The reason is _ he is careless .4.The news _ our team won the match inspired us.5.I dont think it necessary _ you should read English aloud.6.He told me _ his father had died and _ he had to make a living alone.(that)thattha

42、tthatthat(that)that1.1.同位语从句的格式：同位语从句的格式：2.2.能接同位语从句的名词有：能接同位语从句的名词有：3.3.连接词通常是连接词通常是that,that,也可根据含义选用也可根据含义选用n.+ n.+ 连接词连接词 + + 从句从句order, belief, suggestionorder, belief, suggestion, , advice ,informationadvice ,information等等whetherwhether, what, when, where , what, when, where 等来引导同位语从句。等来引导同位语从

43、句。factfact、idea, news,idea, news,1. I have no idea _ he comes from.2. He cant answer the question _ he got the money.3.He gave us many suggestions _ we should get up earlier and take more exercise.4.I have no doubt _ he will win.5. I have some doubt _ he will win.wherehowthatthatwhether1.1.定语从句是先行词的

44、修饰语，它不涉及先行词定语从句是先行词的修饰语，它不涉及先行词的具体内容。定语从句中的具体内容。定语从句中thatthat不但起连接作用，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。的宾语成分时可省略。2.2.同位语从句对中心词的内容作进一步的解释和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。引导同位语从句说明，表明中心词的具体内容。引导同位语从句的的that that 在同位语从句中不做任何成分在同位语从句中不做任何成分, ,只起连接只起连接作用作用, ,无具体含义无具体含义, ,且不可省略且

45、不可省略. .1.We expressed the hope that they had expressed.2. We expressed the hope that they would come to China again.1.The information has been announced that more middle school graduates will be admitted into university.2.The information that he revealed at the meeting is of great value.ATAPAPATHe g

46、ave me a suggestion that I ( should ) be calm now.名词名词demand, suggestion, proposal, advice demand, suggestion, proposal, advice 等词后的同位语从句的语气要用虚拟语气等词后的同位语从句的语气要用虚拟语气, ,结构为结构为 should + do, should should + do, should 可省略可省略 a .a .他相信他的梦想总有一天会实现的他相信他的梦想总有一天会实现的. . He believes _ . b .b .请告诉我你昨天这个时候在干什么请告

47、诉我你昨天这个时候在干什么. . Please tell me _.his dream will come true some daywhat you were doing at this time yesterday1. 1. 如果主句时态是现在时或将来时如果主句时态是现在时或将来时, ,从句谓语从句谓语 可根据句意需要而选用任一种时态可根据句意需要而选用任一种时态. .他告诉我他正在为考试做准备。他告诉我他正在为考试做准备。 He told me _ . 他说他已离开家乡十年了。他说他已离开家乡十年了。 He told me _. 老师告诉我们光是沿直线运行的。老师告诉我们光是沿直线运行的

48、。 The teacher told us _.he was preparing for the examinationhe had been away from his hometown for ten yearslight travels in a straight line.2. 2. 如果主句谓语是过去时如果主句谓语是过去时, ,从句谓语动词一般用过去的从句谓语动词一般用过去的 某种时态某种时态, ,但从句表达的是客观事实、真理、自然规但从句表达的是客观事实、真理、自然规 律等时，从句谓语通常用一般现在时。律等时，从句谓语通常用一般现在时。1.The reason _ we didnt

49、 trust him was _ he often lied2.The reason _ he gave for his absent was _ he was ill.reason reason 后面的表语从句只能用后面的表语从句只能用that that 引引导导, , 不能用不能用why why 引导引导, , 但但reasonreason后面的后面的定语从句可以用定语从句可以用why why 或者或者that that 引导。引导。whythatthatthat怎么考？怎么考？1、单项选择、单项选择2、改错、改错3、书面表达、书面表达1. 1. 考查名词性从句的语序问题考查名词性从句的语

50、序问题 2. 2. 考查引导词考查引导词thatthat与与whatwhat的区别的区别 3. 3. 考查考查whetherwhether与与if if的区别的区别 4. 4. 考查名词性从句中的疑问词考查名词性从句中的疑问词+ever+ever引导的名词性引导的名词性 从句与从句与no matter+no matter+疑问词引导的状语从句的区别疑问词引导的状语从句的区别6. 6. 考查名词性从句的虚拟语气问题考查名词性从句的虚拟语气问题5. 5. 考查考查it it在名词性从句中作形式主语或形式宾语的在名词性从句中作形式主语或形式宾语的用法用法考什么考什么？ 感叹句做名词性从句时语序不变感