高考英语语法复习专题九.doc
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1、语法系列复习专题九-名词从句、定语从句名词从句名词从句有四类:宾语从句、主语从句、表语从句、同位语从句。例如:宾语从句:I dont know where he will go.主语从句:Where he will go is unknown.表语从句:The problem is how we can get so much money.同位语从句:We all feel sorry about the news that he failed in the game.下面几点是学习名词从句要加以注意的:1 whether和if都可以引导宾语从句表达“是否”意,(即引导宾语从句时if和whet
2、her 可以互换)但以下几种名词从句要用whether(不用if)引导:(1) 引导主语从句,且在句首时。例:Whether he has won the tennis is not known.(但It is not known whether/if he has won the tennis).(2) 引导表语从句时。例The problem is whether he can get a job. (3) 引导同位语从句时。例:I have no idea whether he will come.(4) 介词后的whether从句。例:I worry about whether I h
3、urt her feelings.2 位于句首引导主语从句的that不可忘。例如:That he got the first place in the competition surprised all of us.3 在“It is suggested/proposed/ordered/a pity/no wonder/necessary/strange/that从句”结构中,that从句谓语有时用(should)do这样的虚拟语气形式。例如:It is suggested that we(should) improve the relations between us.It is a pi
4、ty that one(should) stay in one place all ones life.It is strange that she should have failed to see her own shortcomings(缺点).4 在“The reason whyis that”句式中that不要误为because.例如:The reason why he didnt go to school yesterday is that he was ill.5 名词从句中that,what用法比较:引导名词从句的that是连词,在句中无成份,无意义,而what是连接代词,wh
5、atthe thing(s) that.例如:It was told in yesterdays newspaper that what the students had done was praised the things(that)无意义 by the factory. I know that he will study.I know what he will study.That he works hard at his lessons is known to us all.What he works hard at is known to us all.All I ask is th
6、at you should tell the truth./He is not what(the person that)he used to be.他和以前大不相同了。6 where在名词从句中的使用特点:where在名词从句中有时可以变为“the place where”,有时可以变为“介词the place where” 形式。例如:主从:Where(The place where)she has gone is still unknown.宾从:Would you please tell me where(the place where) Mr Smith lives?表从:Your
7、dictionary remains where(in/at the place where)you put.同位从:Have you any idea where(of the place where) she is spending her holidays?7 无论是哪种名词从句都是陈述语序。例如:I know where he lives./Please tell me what her name is.当一个特殊疑问句本身就是陈述语序(即“主谓(宾)”或“主系表”结构),将其变为间接引语(即宾语从句)时,无需改变语序。例如:Whats the matter with him? She
8、 asked me what was the matter with him.Who looks after your grandfather? He asked me who looked after my grandfather.名词从句考点分析1They want to know _ do to help us. (NMET) A. what they can B. how they can C. how can they D. what can they 析:此题要选陈述语序项,故应排除C、D。又因how they can do不完整,do后无宾 语,故也应排除,只有A项既是陈述语序,
9、且what they can do完整正确地表达出“他 们能做些什么”这一意思,故答案为A。2His teacher _ he _ bright and _ he was worth teaching. A.didnt think;was;that B.thought;was;whether C.didnt think;was; D.thought;wasnt; 析:观察题目,可知think后跟有and连接的两个并列宾语从句,这时前一个宾语从句 的引导语that可以省略,但引导后一宾语从句的that不可省略,据此,可排除C、D 两个选项。若选B项,全句意思不通,而选择A项可表达“他的老师认为他
10、不聪明,不 值得教”这一意思,且语法结构无误,故可定A是正确答案。3_ is done cannot be undone. A.How B.That C.What D.Where 析:do一般作及物动词使用,从题干看,需选一词作主语(逻辑上是done的宾语)。 而A.How,D.Where均是副词,不能作主语,故应排除。B项that一词只能在定语从句 中作主语,不能在主语从句中作主语,也应排除。只有选what(the thing that),才 能正确表述“凡是做的不可不做”这一意思。4Take care _ you dont make mistakes in the coming exam.
11、 A.of that B.about that C.for what D.that 析:take care是“注意”、“当心”意,后面可跟that引导的宾语从句来表达“当心 不要”意思,据此,该题应选D。5To his surprise,the umbrella was not _ he had put. A.which B.where C.the place D.that 析:观察题干,was not后是表语,根据where在表语从句中相当于in/at the place where, 将其置于空白处则可表达“伞不在他当初放的地方”这一意思,而C选项缺少词,不可 选。A、D项皆不合用。6_
12、we cant get seems better than _ we have. A.what;what B.what;that C.that;that D.that;what 析:此题显然是要表达“我们得不到的东西似乎比我们得到的东西好。”这一意思,即 “A seems better that B”结构,根据whatthe thing(s) that这一特点,将其置 于两空白处正好可以表达出前者比后者好这一意思,故答案为A。7_ well go camping tomorrow depends on the weather. A.If B.Whether C.That D.Where 析:此
13、题depends前的主语从句是一个不肯定的内容,在句首表“是否”意时,只能用 Whether,不可用If。故答案为B。8_ they are most interested in is _ they can produce more and better cars. A.That;how B.What;how C.What;what D.That;that 析:is前面是一个主语从句,要表达“他们最感兴趣的(东西)”这一意思,只能选what 填入空白;is是表语从句,显然只有选how才能表达“如何生产更多更好的汽车”,故 答案为B。9He made a suggestion that the
14、English test _ until next Wednesday. A.will be put off B.be put off C.will put off D.put off 析:suggestion,order,adivce等词后的同位语从句谓语要用(should)do的形式,且 该句中test与put off为被动关系,故选B。10I dont think _ he said something like that is right. A.that B.what C.whether D.when 析:此句think后是一宾语从句,这个宾语从句的主语在is之前,它是一个被动句。 因
15、为he said something like that已经含有主、谓、宾、状等成分,只有选不表意义, 不做成分的that才合适,故选A。定语从句一、 定语从句与引导词定语从句是在复合句中修饰某一名词或代词的从句。被修饰的名词或代词叫做选行词,而引导定语从句的词叫引导词,有关系代词和关系副词两类。懂得什么样的先行词后用什么样的引导词是学好定语从句的关键。1 关系代词有:that,which,who,whom,whose,在定语从句中作主语、宾语中表语,whose 作定语。代人的有:who,whom,whose,that;代物的有:that,which,whose.例如: The man who
16、 helped you is Mr White.(who代人,在定语从句中作主语) That is the person(whom/who/that) you want to see.(whom,who,that代人,在定 语从句中作宾语,可省略) Im not the fool(that) you thought me to be.(that代人,在定从中作表语) A dictionary is a useful book which(that) tells us the meaning of words(which 或that代物,在定从中作主语)2 关系副词有:when(指时间),whe
17、re(指地点),why(指原因),在定语从句中作状语。例如:Would you suggest a time(when) we can have a talk?(when可省略)The house where they live is not very large./This is the reason why he did not came to the meeting.注意:不是表时间的先行词都用when引导定从,不是表地点的先行词都用where引导定从。例如:Well visit the factory which(that) makes radios.(which或that在定从中作主
18、语,where不可用主语,故不可用)They still remember the happy days(which/that) they spent in Beidaihe.(which或that在定从中作spent的宾语,when不可作宾语,故不可用)二、限制性定语从句与非限制性定语从句限制性定语从句和主句之间不用逗号分开,修饰主句中的某一个名词或名词词组或代词;非限制性定语从句常用逗号和主句隔开,可以修饰主句中的某一个词,也可修饰整个句子。非限制性定语从句不能用that引导,引导非限制性定语从句的关系词不能省略。非限制性定语从句例:Li Pings father, who works i
19、n a factory, is an engineer./He tore up my photo, which made me very angry.(which指代主句内容,因前后两句是因果关系,此时which不可换为as。)He is good at physics, as is known to us all.As is known to us all, he is good at physics.(as指代主句内容,在as is known/believed, as we all know/believe这类结构中as不可换为which)三、 只用that引导和不用that引导的场合1
20、 只用that引导和不用that引导的场合1) 当先行词既包括人又包括物时:He talked about the men and the books that attracted him.2) 指物的先行词被any, every, only, very, all, no等修饰时:These are the very points that interest me./Thats the only watch that I like most.3) 指物的先行词被序数词或形容词最高级修饰时:The first step that we are to take is very difficult.
21、/This is the second card that he gave me.4) 先行词是指物的不定代词all,little,few,much,及everything,anything,nothing等时:There is still much that can be done about it./Have you got everything that you need?5) 先行词是who时:Who that have seen him does not like him?2 不用that的场合如下:1)非限制性定语从句中 Last night ,I saw a very good
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