Book-3-U2-Grammar-and-usage李德四VIP专享VIP免费

GrammarandusageNounclausesintroducedbyquestionwordsEmptysubjectitLiDesi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:连接词连接代词连接副词what,which,who,whom,whosethat,whether，ifRevision常见的疑问词有：what,which,who,whom,whosewhen,where,why,howwhen,where,why,howTask1【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)howI’mgoingtoreadthebookwithoutadictionary.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FFTTask3【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.Itisapitythatyoucan’tgowithher.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Summary1.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:(1)What(2)which(3)why（4）how(5)who(6)How(7)WhichSomeproverbsrelatedtonounclauses1.Whatglittersisnotgold.闪光的不一定都是金子。2.Childrenarewhatthemothersare.耳濡目染，身教言传。3.Don'tclaimtoknowwhatyoudon'tknow.不要不懂装懂。4.Whatendswelliswell.结果好，就一切都好。5.Thereisasayingthateverydoghashisday.俗话说，人人皆有得意日。6.Don'tputofftilltomorrowwhatshouldbedonetoday.今日事，今日毕HomeworkFinishtheexercisesonpage100.AndpreviewtheinstructionsintheTask.