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1、请判别出以下的句子属于哪种从句请判别出以下的句子属于哪种从句What I want to do is taking a bath.The news that they won the game spread the whole school.I dont think he is an honest boy.The fact is that he stole the car.Do you know the fact that he stole the car?Do you know the man who is standing over there?It is said that they w
2、on the game.( (主从主从) )( (同位语从句同位语从句) )( (宾从宾从) )( (表从表从) )( (同位语从句同位语从句) )( (定从定从) )( (主从主从) )主语从句主语从句在句中充任主语的从句叫做主语从句。在句中充任主语的从句叫做主语从句。他星期三来这里是一定的。他星期三来这里是一定的。 That he will come here on Wednesday is certain.留意：从句作主语时，就算是句子意思完好，留意：从句作主语时，就算是句子意思完好，都要加上从属连词都要加上从属连词thatthat他星期三能否来这里还不一定的。他星期三能否来这里还不一定
3、的。Whether he will come here on Wednesday is not certain.留意：主语从句表示留意：主语从句表示“能否能否 只用只用“whether“whether 而不用而不用“if“if主语从句主语从句主语从句有时用主语从句有时用“it作方式主语，把真正的作方式主语，把真正的主语放在后面，以防止头重脚轻。主语放在后面，以防止头重脚轻。It is known to us that he will come here.用用it方式主语的方式主语的that从句有以下四种不同的搭配：从句有以下四种不同的搭配：It + be + 描画词描画词 that从句从句It
4、 is necessary that 有必要有必要It is important that . 重要的是重要的是It is obvious that 很明显很明显It + be + -ed分词分词 that从句从句It is believed that 人们置信人们置信It is known to us/all that . 众所周知众所周知It has been decided that 曾经决议曾经决议It + be + 名词名词 that从句从句It is common knowledge that 是常识是常识It is a surprise that . 令人惊奇的是令人惊奇的是It
5、 is a fact that 现实是现实是It + 不及物动词不及物动词 that从句从句It appears that 似乎似乎It happens that . 碰巧碰巧It occurred to me that 我忽然想起我忽然想起表语从句表语从句在句中充任表语的从句在句中充任表语的从句(即放在即放在be动词后面动词后面)叫做表语从句。叫做表语从句。我们的目的是他能认识到错误。我们的目的是他能认识到错误。Our purpose is that he can realize his faults.留意：引导表语从句的衔接词普通不省略。留意：引导表语从句的衔接词普通不省略。问题是它能否值
6、得做问题是它能否值得做The question is whether it is worth doing留意：表语从句表示留意：表语从句表示“能否能否 只用只用“whether“whether 而不用而不用“if“if试区分以下句子试区分以下句子Is this museum what you visited?Is this the museum that you visited?Is this museum the one that you visited?留意：这种句子考试时一定要记住这句话：名留意：这种句子考试时一定要记住这句话：名词前尤其是单数可数名词前一定要有限定词前尤其是单数可数名词
7、前一定要有限定词。然后把句子变换成陈说句，接着判别句子词。然后把句子变换成陈说句，接着判别句子是属于哪种从句再完成。是属于哪种从句再完成。( (表从表从) )( (定从定从) )( (定从定从) )宾语从句宾语从句在句中充任及物动词或介词宾语的句子叫做在句中充任及物动词或介词宾语的句子叫做宾语从句。宾语从句。我不知道他会来这里我不知道他会来这里I dont know that you will come here留意：留意：thatthat在从句中不充任任何成分，在口语在从句中不充任任何成分，在口语或非正式的文体中经常被省去或非正式的文体中经常被省去我不知道他来不来。我不知道他来不来。我想知道
8、他来还是不来。我想知道他来还是不来。他们是在议论着他来还是不来吗？他们是在议论着他来还是不来吗？他不在乎天气能否好。他不在乎天气能否好。I dont know whether/if he will come.I want to know whether he will come or not.Are you talking about whether he will come?He doesnt care if it isnt a fine day.留意：在宾语从句中，表示留意：在宾语从句中，表示“能否既可以用能否既可以用whether,whether,也可以用也可以用if.if.但是，但是，
9、whetherwhether常与常与orornotnot连用；作介词宾语只用连用；作介词宾语只用whether;whether;从句能否从句能否认句时普通用认句时普通用ifif。宾语从句中的否认转移宾语从句中的否认转移我以为他不会来这里我以为他不会来这里I think he wont come here. ( )I dont think he will come here. ( )留意：假设宾语从句是由留意：假设宾语从句是由think,believe,think,believe,imagine,supposeimagine,suppose等词引导的时候，要将从句等词引导的时候，要将从句中的否认
10、方式转移到主句中去。中的否认方式转移到主句中去。宾语从句中用宾语从句中用it作方式宾语作方式宾语We think it our duty that we should help others.I find it impossible that he should finish the work in two days.留意：假设主句中有描画词或名词作宾语补足留意：假设主句中有描画词或名词作宾语补足语时，普通用语时，普通用itit来作方式宾语，把从句放在宾来作方式宾语，把从句放在宾补后面。补后面。同位语从句同位语从句在句中用作同位语的从句叫做同位语从句。在句中用作同位语的从句叫做同位语从句。同位
11、语从句普通放在如同位语从句普通放在如idea, news, fact, promise, suggestion, belief, truth等含有丰等含有丰富内涵的词语后面，用来阐明前面那个词的富内涵的词语后面，用来阐明前面那个词的详细内容。普通说来，同位语从句都用详细内容。普通说来，同位语从句都用that来作衔接词，而且不能省略。也可用来作衔接词，而且不能省略。也可用how, when, where等。等。他给了她一个承诺，他会在两个月后回来。他给了她一个承诺，他会在两个月后回来。He gave her a promise that he would come back after two
12、months.试区分以下句子试区分以下句子Do you know the fact that he stole the car?Do you know the fact that they were talking about?留意：留意：1.1.假设是定语从句，它的从句一定是假设是定语从句，它的从句一定是不完好的，关系词一定在句中充任成分的；而不完好的，关系词一定在句中充任成分的；而同位语从句中的同位语从句中的thatthat只起衔接作用。只起衔接作用。 2.2.定语从句是对先行词起修饰作用，定语从句是对先行词起修饰作用，而同位语从句那么解释阐明先行词的详细内容。而同位语从句那么解释阐明先行
13、词的详细内容。( (同从同从) )( (定从定从) )留意：留意：名词性从句的难点在于其句型构造不同，名词性从句的难点在于其句型构造不同，所运用的连词比较复杂。因此所运用的连词比较复杂。因此,如何确定正确如何确定正确的连词是突破名词性从句的关键。处理这一的连词是突破名词性从句的关键。处理这一问题可以从以下几点入手：问题可以从以下几点入手： 根据根据“缺什么补什么原那么确定正确的连词。缺什么补什么原那么确定正确的连词。所谓所谓“缺什么补什么是指句型构造与连词之间的缺什么补什么是指句型构造与连词之间的关系。假设句子中缺主语，指人用关系。假设句子中缺主语，指人用who，指物用，指物用what；如缺宾
14、语，指人用；如缺宾语，指人用whom，指物用，指物用what；如缺时间状语用如缺时间状语用when；地点状语用；地点状语用where；缘由；缘由状语用状语用why；方式状语用；方式状语用how；定语用；定语用what或或which；什么都不缺用；什么都不缺用that。I know what he is talking about.缺宾语指物缺宾语指物我知道他正在议论什么。我知道他正在议论什么。Im sure that he will come tomorrow.什么都什么都不缺我确信明天他会来。不缺我确信明天他会来。Where he will go is unknown.缺地点状语他缺地点状语
15、他要去哪儿还不知道。要去哪儿还不知道。I dont know which book I should choose.缺缺定语我不知道应该选哪本书。定语我不知道应该选哪本书。 留意几组易混连词留意几组易混连词whether与与if；that与与what的运的运用：用：引导主语、表语、同位语从句时关联词只用引导主语、表语、同位语从句时关联词只用whether不用不用if 表表“能否。引导宾语从句时能否。引导宾语从句时whether, if均可。均可。The question is whether the film is worth seeing. 问题是这部电影能否值得看。问题是这部电影能否值得看
16、。Whether we shall attend the meeting hasnt been decided yet. 能否我们要参与这次会议仍未被决议。能否我们要参与这次会议仍未被决议。We dont know whether/if she is ready. 我们不知道我们不知道她能否预备好了。她能否预备好了。that引导从句时不做成分，无意义；而引导从句时不做成分，无意义；而what在从句中在从句中充任成分，有意义。充任成分，有意义。What he says is important. 他所说的很重要。他所说的很重要。That light travels faster than the
17、 sound is a fact. 光传播速度比声音快是个现实。光传播速度比声音快是个现实。1. No one can be sure _ in a million years.A. what man will look like B. what will man look like C. man will look like what D. what look will man like2. Do you know _ hes getting along well with his English? A. how B. that C. what D. which3. The reason w
18、hy he didnt come to the party is _ he was ill.A. because B. why C. that D. when 4. Go and get your coat. Its _ you left it.A. there B. where C. there where D. where there稳定练习：稳定练习：A ABCB5. _ more countries can use natural energy in future _ to be seen.Whether; remains B. What ; remains C. Who ; rema
19、ined D. If ; remains6._ she couldnt understand was _fewer and fewer students showed interest in her lessons.What; why B. That; what C. What; because D. Why; that7._surprises me most is that she doesnt even know _ the difference between the two lies.What; where B. What; what C. That; where D. That; w
20、hat8. _ is not yet decided _ the test will be given.That; when B. It; who C. That; who D. It; when AAAD9. It was known to all that William had broken his promise _ he would give us a rise.A. which B. why C. that D. whether10. Word has come _ some British guests will come for a visit to our company next month.A. what B. that C. whether D. whenCB
