高一必修名词性从句课件.ppt
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1、关于高一必修名词性从句关于高一必修名词性从句第1页,此课件共72页哦 名词性从句名词性从句 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主语从句在句中做主语从句在句中做-宾语从句在句中做宾语从句在句中做-表语从句在句中做表语从句在句中做-同位语从句在句中同位语从句在句中-主语主语宾语宾语表语表语同位语同位语1.That he will come is certain.2.I know that he will come.3.The truth is that I have been there.4.The fact that she was late surprised
2、 us.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第2页,此课件共72页哦引导名词性从句的连接词引导名词性从句的连接词1 1、连接代词:、连接代词:、连接代词:、连接代词:_._.有词义,在从句中作主语、表语、宾语、或定语等。有词义,在从句中作主语、表语、宾语、或定语等。有词义,在从句中作主语、表语、宾语、或定语等。有词义,在从句中作主语、表语、宾语、或定语等。2 2、连接副词:、连接副词:、连接副词:、连接副词:_.有词义,在从句中作状语。有词义,在从句中作状语。有词义,在从句中作状语。有词义,在从句中作状语。3 3、连接词:、连接词:、连接词:、连接词:_.tha
3、t that 无词义,在从句中不担任成分,有时可省略;无词义,在从句中不担任成分,有时可省略;无词义,在从句中不担任成分,有时可省略;无词义,在从句中不担任成分,有时可省略;if(whether),as if(whether),as ifif虽有词义,但在从句中不担任成分。虽有词义,但在从句中不担任成分。虽有词义,但在从句中不担任成分。虽有词义,但在从句中不担任成分。Who,whose,whom,what,which,Whoever,whatever.whomever,whomeverwhen,where,why,how,wherever,wheneverthat,whether,if,as
4、if第3页,此课件共72页哦(一)宾语从句一)宾语从句 观察下列例句,观察下列例句,观察下列例句,观察下列例句,指出其中所包含的宾语从句及连接词指出其中所包含的宾语从句及连接词指出其中所包含的宾语从句及连接词指出其中所包含的宾语从句及连接词:1.Idontknowwhomyoushoulddependon.1.Idontknowwhomyoushoulddependon.该句中宾语从句是该句中宾语从句是该句中宾语从句是该句中宾语从句是 whomyoushouldwhomyoushoulddependondependon,连接词连接词连接词连接词为为为为 whomwhom_ _ 2.2.Weal
5、lfindWeallfindititimportantthatweshouldmakeaquickimportantthatweshouldmakeaquickdecisionaboutthismatter.decisionaboutthismatter.该句中宾语从句是该句中宾语从句是该句中宾语从句是该句中宾语从句是thatweshouldmakeaquickdecisionthatweshouldmakeaquickdecisionaboutthismatteraboutthismatter连接连接连接连接词为词为词为词为 thatthat第4页,此课件共72页哦1 1、宾语从句在复合句中
6、作宾语。引导宾语从句的、宾语从句在复合句中作宾语。引导宾语从句的、宾语从句在复合句中作宾语。引导宾语从句的、宾语从句在复合句中作宾语。引导宾语从句的连词连词that一般可省略。一般可省略。I hope _everything is all right.I hope _everything is all right.在以下三种情况下不能省略:在以下三种情况下不能省略:在以下三种情况下不能省略:在以下三种情况下不能省略:(1 1 1 1)当)当)当)当that that that 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,从句与另一名词性从句并列作宾语时,从句与
7、另一名词性从句并列作宾语时,第二个第二个第二个第二个thatthatthatthat不能省;不能省;不能省;不能省;Everyone knew(that)the accident happened and Everyone knew(that)the accident happened and _ she was worried.she was worried.(2)(2)介词后面的介词后面的介词后面的介词后面的thatthat不能省略不能省略不能省略不能省略。Eg.You can depend on it that he will help you.Eg.You can depend on
8、it that he will help you.(3 3 3 3)用)用)用)用itititit做形式宾语的宾语从句做形式宾语的宾语从句做形式宾语的宾语从句做形式宾语的宾语从句I consider I consider _ necessary necessary _we should learn we should learn English well.English well.that thatit第5页,此课件共72页哦2、whether与与if都可以引导宾语从句,常可互换。但下都可以引导宾语从句,常可互换。但下面情况不能互换。面情况不能互换。宾语从句中的宾语从句中的宾语从句中的宾语从句
9、中的whether 与与or not直接连用时,不能换成直接连用时,不能换成直接连用时,不能换成直接连用时,不能换成ifif;不直接连用,可换。;不直接连用,可换。;不直接连用,可换。;不直接连用,可换。I dont know whether whether or not the report is true.or not the report is true.I dont know whether/if the report is true or whether/if the report is true or not.not.介词后的宾语从句要用介词后的宾语从句要用whetherwheth
10、er引导。引导。It depends on It depends on _ we have enough time._ we have enough time.whether 可与不定式连用。可与不定式连用。They dont know They dont know _ to go there._ to go there.第6页,此课件共72页哦3.一些含有假设、猜想、建议等意思的动词后面的宾一些含有假设、猜想、建议等意思的动词后面的宾语从句要用语从句要用“should+should+动词原形动词原形”结构结构,should,should可以省略。可以省略。这类动词有这类动词有:advise,
11、arrange,command,demand,advise,arrange,command,demand,desire,insist,order,propose,require,request,desire,insist,order,propose,require,request,suggestsuggest等。如:等。如:等。如:等。如:Isuggestedthathe(should)studyharder.Isuggestedthathe(should)studyharder.第7页,此课件共72页哦4.有些动词的后面如:有些动词的后面如:like,dislike hate,appreci
12、ate等,其后的宾语从句通常用等,其后的宾语从句通常用it 做形做形式宾语式宾语Iwouldappreciateitifyoucandomeafavor.Idislikeitthatheisalwaysspeakingillofme.第8页,此课件共72页哦Practice timeif/whether1.I asked her _ she had a bike.2.Were worried about _ he is safe.3.I dont know _ he is well or not.4.I dont know _ or not he is well.5.I dont know _
13、 to go.if/whetherwhetherwhether/ifwhetherwhether第9页,此课件共72页哦1.1.We We believed that he _ (earn)enough money to build a house.enough money to build a house.2.The teacher told his class that light _(travel)faster than sound.3.I suggested that he_(study)harderhad earnedtravelsstudy第10页,此课件共72页哦(二)表语从句1
14、 1、表语从句在复合句中作表语,、表语从句在复合句中作表语,、表语从句在复合句中作表语,、表语从句在复合句中作表语,位于位于位于位于系动词系动词之后之后之后之后。The question was whether we could go there.whether we could go there.It appearsIt appears that she is telling a lie2、引导表语从句的连接词、引导表语从句的连接词that一般不省略。一般不省略。My idea is My idea is thatthat we can get more comrades to help i
15、n the work.第11页,此课件共72页哦3.从属连词从属连词As if/though翻译为翻译为“好像好像”不占成分不占成分Itseemsasifhehadknownthenews.4.Because和和why引导的标语从句引导的标语从句区分:区分:Thereasonwhyhewasabsentwasthathehadreturnhishometown.Thatsbecausehedidntunderstandme.(Thatisbecause强调原因强调原因译:因为译:因为Thatswhyhecaughtacoldyesterday.强调结果。强调结果。译:译:原因原因第12页,此课
16、件共72页哦4.连词连词whether 引导表语从句引导表语从句HisfirstquestionwaswhetherMr.Simthhadarrivedyet.Whether不能被不能被if代替代替5.主语是表示建议,命令,要求,计划等主语是表示建议,命令,要求,计划等(suggestion,advice,order,request,proposal)等名词,表语从句要用等名词,表语从句要用should+动词原形动词原形Myproposalwasthatwe(should)notgivehimwhathewant.第13页,此课件共72页哦注意下列表语从句中连接副词注意下列表语从句中连接副词w
17、here,how,why 的译法的译法1.This is where Lu Xun once lived.2.That was how they won the match.3.This is why she got up so early this morning.这就是鲁迅曾经住过这就是鲁迅曾经住过的地方的地方.他们就是他们就是这样这样赢得这场比赛的赢得这场比赛的.这就是她这就是她为什么为什么今天早上起得这么早今天早上起得这么早的原因的原因.1.我们就是这样克服困难的我们就是这样克服困难的.2.那就是他昨天缺席的原因那就是他昨天缺席的原因.3.这就是我们上星期碰头的地方这就是我们上星期碰头
18、的地方.This is how we overcame the difficulties.That is why he was absent yesterday.This is where we met last Sunday.固定句型:This is where This is why This is how.这就是这就是的地方的地方这就是这就是的原因的原因这就是这就是的方法的方法第14页,此课件共72页哦1.Thats _ the Party called on us to do.A.why B.what C.how D.that 2.The reason is _ he is unabl
19、e to operate the machine.A.because B.why C.that D.Whether3.That is _ they separated.A.that B.what C.which D.where 4.Jane is no longer _ she was four years ago.A.what B.which C.that D.when 第15页,此课件共72页哦主语从句在复合句中作句子的主语。引主语从句在复合句中作句子的主语。引导主语从句的词有从属连词导主语从句的词有从属连词that,whether,if;连接代词;连接代词who,whoever,whom
20、,what,whatever,whose,which;连;连接副词接副词when,where,how,why等。等。第16页,此课件共72页哦【例句呈现例句呈现】观察下列例句,指出其中所包含的主语观察下列例句,指出其中所包含的主语从句及引导词从句及引导词:1.What is needed for a long trip is careful preparation.该句中主语从句是该句中主语从句是 _,引导词为,引导词为 _。What is needed for a whatlong trip第17页,此课件共72页哦2.That Jay Zhou will come to my city e
21、xcites everybody.该句中主语从句是该句中主语从句是 _ _,引导词为,引导词为 _。3.Whether we will travel abroad or not has not been decided.该句中主语从句是该句中主语从句是 _ _,引导词为,引导词为_。That Jay Zhou willWhether we willcome to my city thattravel abroad or notwhether第18页,此课件共72页哦4.Whoever knows the secret mustnt tell others.该句中主语从句是该句中主语从句是 _
22、_,引导词为,引导词为 _。5.It remains a puzzle why dinosaurs died out suddenly long time ago.该句中主语从句是该句中主语从句是 _,引导词为,引导词为_。Whoever knows the whoeverwhy dinosaurs diedwhysecretout suddenly long long ago第19页,此课件共72页哦【观察总结观察总结】通过分析上面例句,同学们可能会发现通过分析上面例句,同学们可能会发现上面第上面第5句中的主语从句似乎比较隐蔽。其句中的主语从句似乎比较隐蔽。其实,这也是主语从句的一种呈现方式
23、,即:实,这也是主语从句的一种呈现方式,即:当一个句子主语过长时,可以用当一个句子主语过长时,可以用it作形式主作形式主语,而把真正的主语或主语从句后移至句语,而把真正的主语或主语从句后移至句子末尾,以保持句子的平衡。注意观察下子末尾,以保持句子的平衡。注意观察下列例句中的划线部分:列例句中的划线部分:第20页,此课件共72页哦1.It is not clear how the accident happened.It+be+形容词形容词+that从句从句2.It is a pity that you should have made such a careless mistake.It+is
24、+a 名词名词+that从句从句3.It is reported that more than thirty deaths were caused in the accident.4.It is suggested that the old should go to the country side to have a rest.It+is+过去分词过去分词+that从句从句第21页,此课件共72页哦参阅自主能力测评P 63页 完成2,9,10,14,5第22页,此课件共72页哦【要点精讲要点精讲】1.what 与与 that 引导主语从句引导主语从句观察下列例句,试着翻译例句并总结观察下列例
25、句,试着翻译例句并总结其规律。其规律。(1)What you lack is self-confidence.译为:译为:_你所缺乏的是自信。你所缺乏的是自信。第23页,此课件共72页哦(2)That more and more students are admitted into universities is true.译为:译为:_ _(3)What is needed for the program is more wisdom.译为:译为:_这个项目所需要的是更多的智慧。这个项目所需要的是更多的智慧。越来越多的学生将被大学录取越来越多的学生将被大学录取的消息是真实的。的消息是真实的。
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