M3U1Grammar易混淆点.ppt

1、名词性从句考点归纳名词性从句考点归纳一、名词性从句的语序一、名词性从句的语序疑问词引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。他是怎么成功的仍然是个谜。他是怎么成功的仍然是个谜。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？Could you tell me where he lives?()Could you tell me where

2、does he live?()FTTF二、名词性从句连接词的选用二、名词性从句连接词的选用that/what1._ he wants is a book.2._ he wants to go there 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

3、 _ he did that afternoon.WhatThatthatwhatwhatwhatthatwhat（1）that 和和what 的选用的选用what除起连接作用外，还可做从句的主除起连接作用外，还可做从句的主语、宾语、或表语。而语、宾语、或表语。而that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。if/whether1.I asked her _ she had a bike.2._ we will hold a party in the open air tomorrow depends on the weather.3.Were

4、 worried about _ he 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/ifwhetherwhetherwhetherwhetherif 和和whe

5、ther 的选用的选用不能使用不能使用if 的情况：的情况：a.主语从句主语从句b.表语从句表语从句c.同位语从句同位语从句e.介词后的宾语从句介词后的宾语从句f.whether to do 做动词宾语不能用做动词宾语不能用if to do.g.whether or not 连在一起引导宾语从句时不用连在一起引导宾语从句时不用if.that/(that)1.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 _ o

6、ur 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)thatthatthatthat(that)that引导词引导词that 的省略的省略that 可省略的情况：可省略的情况：单个宾语从句中的单个宾语从句中的that可省略可省略that不可省略的情况：不可省略的情况：a.主语从句主语从句b.表语从句表语从句c

7、.同位语从句同位语从句d.用用it做形式宾语的宾语从句做形式宾语的宾语从句e.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 不能省略不能省略其它连接代词和副词的连用其它连接代词和副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，这些连接词既具有疑问含义，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。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。我们何时举行运动会还没有决定。_ we shall h

8、old 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.Whenwhowhatwhere三、同位语从句的引导和辨别三、同位语从句的引导和辨别1.同位语从句的格式：同位语从句的格式：n.+连接词连接词+从句从句2.能接同位语从句的名词有

9、：能接同位语从句的名词有：fact、idea,news,information,order,belief,suggestion,advice等等3.连接词通常是连接词通常是that,也可根据含义选用也可根据含义选用 whether,what,when,where 等来引导同位语从句。等来引导同位语从句。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

10、more exercise.4.I have no doubt _ he will win.5.I have some doubt _ he will win.that/whether/where/howwherehowthatthatwhether同位语从句和定语从句的区别同位语从句和定语从句的区别1.定语从句中定语从句中that不但起连接作用，而且不但起连接作用，而且在定语从句中充当一个句子成分，充当从句的宾语在定语从句中充当一个句子成分，充当从句的宾语 时可省略。时可省略。2.同位语从句同位语从句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,只起连接作用只起连接作用,无

11、具体无具体含义含义,且不可省略且不可省略.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

12、.Attributive or Appositive ATAPAPAT名词名词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 可省略可省略 He gave me a suggestion that I(should)be calm now.宾语从句的时态呼应宾语从句的时态呼应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.a.他相信他的梦想总有一天会实现的他相信

13、他的梦想总有一天会实现的.He believes _.b.请告诉我你昨天这个时候在干什么请告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 yesterday2.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。他告诉我他正在为考试做准备。他告诉我他正

14、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。The teacher tell us _he was preparing for the examinationHe had been away from his hometown for ten yearslight travels in a straight line.Practice time1.It now appears _ they are in need of help.A.that B.which C.

15、what D.how2.It is good news _ they will arrive in a few days.A.which B.what C.that D.how3.It _ Joe drives badly.A.thought that B.thinks that C.is thought that D.is thought that4.It _ he is late for class.A.may that B.might that C.may be that D.might be what5.This is _ she was born.A.where B.which C.

16、that D.what6.The question is _ we cant go there today.A.that B.what C.which D.when7.The question is _ it is worth doing.A.if B.whether C.which D.what8.The reason he has made such great progress is _ he has never wasted his time.A.because B.why C.that D.what9.My suggestion is _ we should turn the lan

17、d into rice fields.A.what B.that C.which D.where10.His proposal is that the dam _ at the foot of the mountain.A.build B.will build C.be built D.will be built11.My advice is that he _ regular house.A.keep B.would keep C.keeps D.kept12._ knows the truth will tell you about it.A.Who that B.Whoever C.Wh

18、om that D.That who13.We all know the truth _ the earth goes round the sun.A.that B.which C.what D.whether14.We heard the news _ our team had won.A.which B.that C.what D.where15.The problem _ it is right or wrong has not yet been decided.A.which B.that C.whether D.if16.You must do well _ the teacher asks you to do.A.which B.what C.that D.where Thank you