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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,名词性从句连接词的使用,(一)that 和 what的选用：that 和 what都可引导所有的名词从句。但是，what除起连接作用外，还在名词性从句中充当成分，可做从句的主语、宾语、或表语。而that在名词性从句中不充当任何成分，只起连接作用。,that/what,1._ 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 _ he did that afternoon.,What,That,that,what,what,what,that,that,(二）if 和whether 的选用,不能使用if 的情况：,a.主语从句,b.表语从句,c.同位语从句d.介词后的宾语从句,e.whether to do 做动词宾语不能用,if to do.f.whether or not 连在一起引导宾语从句时不用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.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.,whether/if,Whether,whether,whether/or,whether,whether,whether,whether,（三）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,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。,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.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.,When,who,what,where,（四）引导词that 的省略,that 可省略的情况：,单个宾语从句中的,that可省略,that不可省略的情况：a.,主,语从句b.,表,语从句c.,同位,语从句d.,用it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,引导词that 不能省略,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 _ 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,that,that,that,/,that,五、同位语从句的引导和辨别,1.同位语从句的格式：n.+连接词+从句,2.能接同位语从句的名词有：fact、idea,news,information,order,belief,suggestion,advice等.3.连接词通常是that,也可根据含义选用 whether,what,when,where 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 more exercise.4.I have no doubt _ he will win.5.I have some doubt _ he will win.,where,how,that,that,whether,（六）同位语从句和定语从句的区别,1.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,。,2.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,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,.,（七）名词demand,suggestion,proposal,advice等词后的同位语从句的语气要用虚拟语气,结构为 should+do,should 可省略,He gave me a suggestion that I(should)be calm now.,(八）宾语从句的时态呼应,1.如果主句时态是现在时或将来时,从句谓语可根据,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.He believes _.b.请告诉我你昨天这个时候在干什么.Please tell me _.,his dream will come true one day,What were you doing this time yesterday,Practice:,1.It now appears _ they are in need of help.,A.that B.which,C.what D.how,2.It is good news _ they will arrive in a few days.,A.which B.what,C.that D.how,3.This is _ she was born.,A.where B.which,C.that D.what,4.The question is _ we cant go,there today.,A.that B.what,C.which D.when,5.The question is _ it is worth,doing.,A.if B.whether,C.which D.what,6.The reason he has made such great,progress is _ he has never,wasted his time.,A.because B.why,C.that D.what,7.My suggestion is _ we should,turn the land into rice fields.,A.what B.that,C.which D.where,8.His proposal is that the dam _ at the foot of the mountain.,A.build B.will build,C.be built D.will be built,9.We all know the truth _ the earth goes round the sun.,A.that B.which,C.what D.whether,10.We heard the news _ our team had won.,A.which B.that,C.what D.where,11.The problem _ it is right or wrong has not yet been decided.,A.which B.that,C.whether D.if,12.You must do well _ the teacher asks you to do.,A.which B.what,C.that D.where,
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