高中英语名词性从句ppt

Learning aimsBy the end of the class,the Ss will grasp:o The definition and types of the Noun Clauseso Usages of the connectives(连接词）连接词）Differences between PartA 名词性从句知识小结名词性从句知识小结一概念：名词性从句相当于名词一概念：名词性从句相当于名词，可分别在复，可分别在复合句中作合句中作_、_、_、_。因此，。因此，名词性从句可分为名词性从句可分为_、_、_和和_。主语主语表语表语宾语宾语定语定语主语从句主语从句表语从句表语从句宾语从句宾语从句同位语从句同位语从句二连接词：二连接词：1、连接代词：连接代词：有词义，在从句中担任有词义，在从句中担任_语、语、_语、语、_语、语、_语的要用连接语的要用连接_、_、_、_、_、_、_。2、连接副词连接副词：有词义，在从句中担任状语有：有词义，在从句中担任状语有：_ _ _ _等等。3、从属连词从属连词：无词义，在从句中不担任成分，：无词义，在从句中不担任成分，有时可省略的是有时可省略的是_；虽有词义，但在从句中；虽有词义，但在从句中不担任成分的是不担任成分的是_ _ _ _代词代词主主表表宾宾定定what whatever whom whose which whoever whichever whomever when(ever)why where(ever)how(ever)that whether if as if as though 名词性从句名词性从句 noun clause 主语从句主语从句subject clause 宾语从句宾语从句object clause 表语从句表语从句predicative clause 同位语从句同位语从句appositive clauseo三三 名词性从句分类名词性从句分类1 主语从句主语从句在复合句中作主句的主语在复合句中作主句的主语.引导词有连词引导词有连词that(that 不可省不可省),whether;代词有代词有who,what,which;副词副词 when,where,how,why 等等.如如:1.That he is a famous singer is known to us.2.When he will go to America is not yet fixed.3 What impressed me was his patience.I told him(that)I would come back soon.He said(that)he would go there the next day and that his family wouldnt go there.2 宾语从句宾语从句在复合句中作主句的宾语在复合句中作主句的宾语.引导词有连词引导词有连词that(that 常常可省略可省略),whether,if;代词有代词有who,whose,what,which;副词副词 when,where,how,why 等等.如如:3 表语从句表语从句在复合句中作主句的表语在复合句中作主句的表语.引导词有连词引导词有连词that(that 不可省不可省),whether;代词有代词有who,what,which;副副词词 when,where,how,why 等等.如如:The problem is that we didnt get in touch with him.This is how Henry solved the problem.4 同位语从句同位语从句 在句中起同位语的作用在句中起同位语的作用.一般放在名词一般放在名词 fact,news,idea,promise,thought,suggestion 等之后等之后,用以说明或解释前面的名词用以说明或解释前面的名词.引导词有连引导词有连词词 that;少数情况下也可用连接副词等少数情况下也可用连接副词等.如如:1.The thought that we might succeed excited us.2.The idea that they should try a second time is worth considering.3 I have no idea whether he will go.Practice time：指出下列各名词性从句的种指出下列各名词性从句的种类类oAt lunchtime,the radio weatherman reported that the mist would become a thick fog in the afternoon.2.She wondered if the buses would still be running.3.The truth is that the fog is too thick for the bus to run that far.4.She sensed that she was being watched by a tall man in a dark coat.5.When we will start is not clear.6.I had no idea that you were her friend.Object clauseObject clausePredicative clauseObject clauseSubject clauseAppositive clausePartB.名词性从句的常考点名词性从句的常考点考点一考点一:名词性从句中名词性从句中that与与what的区别是什么？的区别是什么？1._makes the book so extraordinary is the creative imagination of the writer.2.Experts believe _ people can waste less food by shopping only when it is necessary.o 小结：小结：_在名词性从句中不作句在名词性从句中不作句子成分子成分,只起连接作用只起连接作用;而而_句中不句中不仅起连接作用仅起连接作用,而且作句子成分而且作句子成分.Whatwhatthatthat考点二考点二：名词性从句中的：名词性从句中的it作形式主语或形式宾作形式主语或形式宾语语 1._ is a fact that English is being accepted as an international language.2.I hate _ when people talk with their mouths full.3.We had made _clear _ we will refuse to accept the plan.ItItthatIto 小结：有时为避免句子头重脚轻，常用形式小结：有时为避免句子头重脚轻，常用形式主语主语it代替主语从句作形式主语或宾语放于代替主语从句作形式主语或宾语放于句首，而把主语或宾语从句置于句末。尤其句首，而把主语或宾语从句置于句末。尤其是是that引导的主语从句往往用先行词引导的主语从句往往用先行词it作形作形式主语，主语从句后的谓语动词一般用单数式主语，主语从句后的谓语动词一般用单数形式。形式。o 常用句型如下：常用句型如下：(1)It+be+名词名词(如如_)+that从句从句(2)It+be+形容词形容词(如如_ )+that从从(3)It+be+动词的过去分词动词的过去分词(如如_)+that从句从句(4)It+不及物动词不及物动词(如如_ )+that 从句从句(5)It+及物动词（如及物动词（如_ ）+that 从句从句a pity/a shame/no wonder/important/necessary/likely/Suggested/advised/.occurred to me/seemed/surprises me/hitsme/考点三考点三：考查名词性从句的语序和时态：考查名词性从句的语序和时态 在名词性从句中在名词性从句中,除了关联词要提到句首之除了关联词要提到句首之外外,一律要用一律要用_当关联当关联词含疑问意义时词含疑问意义时,我们容易受习惯影响错误地我们容易受习惯影响错误地使用疑问句语序。克服这种错误的关键是要使用疑问句语序。克服这种错误的关键是要找准从句中的主语和谓语。找准从句中的主语和谓语。陈述句语序陈述句语序1.The photographs will show you A.what does our village look like B.what our village looks like C.how does our village look like D.how our village looks like 2.When changing lanes,a driver should use his turning signal to let other drivers know_.A.he is entering which lane B.which lane he is entering C.is he entering which lane D.which lane is he entering考点四：考点四：名词性从句中名词性从句中whether和和if的用法区的用法区别是什么？别是什么？5 5、引、引导导主主语从语从句句并并置于句首置于句首时时只用只用whetherwhether6 6、引、引导导表表语从语从句只用句只用whetherwhether7 7、引、引导导同位同位语从语从句句时时只用只用whetherwhetherif/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 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/ifwhetherwhetherwhetherwhether抢答题抢答题考点五考点五:名词性从句中的名词性从句中的wh-ever引导的名词性从句引导的名词性从句及其与及其与no matter+疑问词引导的从句的区别疑问词引导的从句的区别 3._girl wins,we should be happy.o 小结小结:wh-ever引导的名词性从句与引导的名词性从句与no matter+疑问词引导的从句的区别是疑问词引导的从句的区别是:前者既可以前者既可以引导名词性从句也可以引导让步状语从句引导名词性从句也可以引导让步状语从句;后者只后者只能引导让步状语从句能引导让步状语从句Whatever/No matter what及时巩固及时巩固what,whatever,who,whoever填空填空不含有疑问意义不含有疑问意义，含有疑问意义含有疑问意义。whatever,whoeverwhat,whowhoever=anyone who whomever=anyone whom whatever=anything that whichever=anything that考点六：名词性从句的虚拟语气问题考点六：名词性从句的虚拟语气问题Discussion1.在主语从句中用来表示惊奇、不相信、惋惜、理在主语从句中用来表示惊奇、不相信、惋惜、理应如此等应如此等,谓语动词用虚拟语气谓语动词用虚拟语气(should)+do,常用的句型有常用的句型有(1)It is necessary(_,_,_)that.(2).It is a pity _,_,_)that.(3).It is suggested(_,_)that.2.表示建议、请求、命令、要求、坚持等及物动词表示建议、请求、命令、要求、坚持等及物动词后面的宾语从句中要用虚拟语气后面的宾语从句中要用虚拟语气,常用的这类动词常用的这类动词有有suggest,_,_。important/nature/strange/a shame/no wonder/advised/ordered/demanded/propose/order/insist/3.主语是主语是suggestion,proposal,request,decision等表示等表示建议、请求、建议、请求、要求、决定等要求、决定等意思的词时意思的词时,表语从句中谓语表语从句中谓语动词要用虚拟语气动词要用虚拟语气(should)+do。如。如:o 4.表示表示建议、请求、命令、要求、决定等建议、请求、命令、要求、决定等意思的名词后面的同位语从句中谓语动词要意思的名词后面的同位语从句中谓语动词要用虚拟语气用虚拟语气(should)+do。名词性从句解题步骤：名词性从句解题步骤：1判断句子类型判断句子类型2判断句子所缺的成分判断句子所缺的成分（1）缺）缺 考虑用连考虑用连接代词。接代词。（2）用连接副词时，是因为句子缺少）用连接副词时，是因为句子缺少 。（3）当句子什么成分都不缺时，用）当句子什么成分都不缺时，用 。主语、表语、宾语、定语主语、表语、宾语、定语状语状语从属连词从属连词1.A computer can only do _ you have instructed it to do.A.how B.after C.what D.when解析：本题考查的是宾语从句。此句的引导词既作连词又解析：本题考查的是宾语从句。此句的引导词既作连词又在宾语从句中充当宾语，故在宾语从句中充当宾语，故what最合适。最合适。2.I drove to Zhuhai for the air show last week.Is that _ you had a few days off?A.why B.when C.what D.where解析：考查的是表语从句。解析：考查的是表语从句。“我上周开车去珠海看航空展我上周开车去珠海看航空展去了。去了。”下面一句接着问：下面一句接着问：“那就是你为什么离开的原那就是你为什么离开的原因吗？因吗？”故用故用why引导表语从句表示原因。引导表语从句表示原因。练练吧练练吧Discussion错题汇总错题汇总:1 2 D 3 4 B 5 6B 7 8 9 C 10巩固练习It is uncertain side effect the medicine will bring about,although about two thousand patients have taken it.A.that B.what C.how D.whether考点考点本题考查主语从句的引导词。本题考查主语从句的引导词。解析解析根据句意：尽管大约有两千名病人服用过根据句意：尽管大约有两千名病人服用过这种药物这种药物,但是但是,它会带来什么样的副作用还不确定它会带来什么样的副作用还不确定。side effect意思是意思是“副作用副作用”,还原主语从句还原主语从句中的主干是中的主干是the medicine will bring about _ side effect。故选择。故选择what,形容词形容词“什么样的什么样的”,起修饰作用。起修饰作用。10江苏江苏I prefer shutting myself in and listening to music all day on Sundays.Thats_I dont agree.You should have a more active life.A.where B.how C.when D.what考点考点考查表语从句。考查表语从句。解析解析这就是我不同意的地方这就是我不同意的地方.agree 是不及物是不及物动词动词,所以用所以用where.用表语从句。用表语从句。08浙江浙江Some children want to challenge themselves by learning a language different from_ their parents speak at home.A.what B.that C.which D.one考点考点考查宾语从句。考查宾语从句。解析解析句中的句中的from缺少宾语缺少宾语,what既引导了宾语既引导了宾语从句从句,又充当了又充当了speak的宾语。的宾语。Homework Finish the exercises of the Noun clauses in papers.