Book-3-U2-Grammar-and-usage

Grammarandusage,Nounclausesintroducedbyquestionwords,Emptysubjectit,学习目标,1、掌握疑问词引导的名词性从句2、熟知it作形式主语的用法,Whatmakesthemhappyisnotknowntous.,what引导的是什么从句？,主语从句,WecanseethatYuyiandPengxuanyiareskating.,that引导的是什么从句？,宾语从句,Thisishowweshowrespect(敬意)fortheheroes.,how引导的是什么从句？,表语从句,Thesuggestionthatstudentsshouldgetonthebusoneafteranother（依次）isgood.,that引导的是什么从句？,同位语从句,名词性从句引导词有哪些？,ConjunctionsofNounClauses:,what,which,who,whom,whose,that,whether，if,Revision,常见的疑问词有：what,which,who,whom,whosewhen,where,why,how,when,where,why,how,Task1【观察思考】指出下列句子中黑体字作何句子成分:1.Wherehecanfindagoodjobaftergraduationgreatlypuzzleshisparents._2.Nooneknewhowhesolvedthemathproblem._3.Hewasill.Thatiswhyhewasabsentfromthemeeting._,主语,宾语,表语,【归纳总结】what,where,who/whom,whose,when,where,why,how等特殊疑问词可以引导名词性从句，在句中充当_语,_语和_语.这时，what,which,who/whom,whose称为连接_词，when,where,why,how称为连接_词。,主,宾,表,代,副,Exercisesonpage28AIalwayswondered(1)whenIwouldgettheEnglishnovelmyparentshadpromisedtogiveme.Ifinallygotittoday.(2)WhatIalwaysdreamtofhascometrue.Itisreallyexciting!Thedifficultyis(3)howImgoingtoreadthebookwithoutadictionary.Lookingupeverynewwordwillcertainlybeawasteoftime.MissChengalwaystoldustoguessthemeaningsofnewwordsfromthecontext.Iusedtowonder(4)whyweshoulddothis.Iunderstandnow,butthequestionis(5)whatIshoulddoifIcannotguessthemeanings.ImusttalktoMissChengaboutthistomorrow.,Task2【观察思考】Trueorfalse?1.TheteacheraskedTomwherehadhebeen.（）2.Iaskedthemwhendidtheypickuptheirsonattheairport.（）3.Whatshedidwiththenaughtyboysurprisedeverybody.（）,【归纳总结】疑问词引导的名词性从句使用_语序。在任何情况下，特殊疑问词引导的名词性从句中，疑问词_省略。(能不能),陈述,不能,F,F,T,Task3【观察思考】1.WhetherEnglishwillkeeponchanginginthefutureiseasytoanswer.（correct）=ItiseasytoanswerwhetherEnglishwillkeeponchanginginthefuture.（preferable）2.TogainaccesstotheInternetisimportantforus.（correct）=ItisimportantforustogainaccesstotheInternet.（preferable）3.TravelingtoBeijingtakesupalotofmytime.（preferable）=IttakesupalotofmytimetravelingtoBeijing.（correct）,【归纳总结】有时候，为了更好地理解句子和保持句子的平衡，我们用_作形式_，代替_和_。V-ing的形式我们更倾向于在句首用_(真正的主语或形式主语),it,主语,主语从句,动词不定式,真正的主语,Task4:【观察思考】1.Itisapitythatyoucantgowithher.2.Itiscertainthathewillgetonwellwiththem.3.Itseemsthathelikesdrawing.4.Itissaidthathehaswonthefirstprize.,【归纳总结】在含有主语从句的复合句中，为了避免句子头重脚轻，使句子平衡,常用it做形式主语。常用的固定结构：a._b._c._d._,Itisapitythat,遗憾的是,Itiscertainthat,肯定的是,Itseemsthat,似乎是,Itissaidthat,据说,It+be+名词词组+主语从句,It+be+形容词+主语从句,It+不及物动词+主语从句,It+be+过去分词+主语从句,Summary,1.疑问词可以引导名词性从句，在句中充当主语,宾语和表语.这时，what,which,who/whom,whose称为连接代词，when,where,why,how称为连接副词2.疑问词引导的名词性从句使用陈述语序。在任何情况下，特殊疑问词引导的名词性从句中，疑问词不能省略。3.有时候，为了更好地理解句子和保持句子的平衡，我们用it作形式主语，代替主语从句和动词不定式。V-ing的形式我们更倾向于在句首用真正的主语。4.it做形式主语。常用的固定结构（1）It+be+名词词组+主语从句（2）It+be+形容词+主语从句（3）It+不及物动词+主语从句（4）It+be+过去分词+主语从句,PartBAnswers:What(2)which(3)why（4）how(5)who(6)How(7)Which,Someproverbsrelatedtonounclauses,1.Whatglittersisnotgold.闪光的不一定都是金子。2.Childrenarewhatthemothersare.耳濡目染，身教言传。3.Dontclaimtoknowwhatyoudontknow.不要不懂装懂。4.Whatendswelliswell.结果好，就一切都好。5.Thereisasayingthatev