备战高考：主语从句

解密高考之主语从句解密高考之主语从句SubjectiveClause2013年重庆卷第28题_______struckmemostinthemoviewasthefather’sdeeploveforhisson.A.ThatB.ItC.WhatD.Which2012年安徽卷第27题Thelimitsofaperson’sintelligence,generallyspeaking,arefixedatbirth,but___________hereachestheselimitswilldependonhisenvironment.A.whereB.whetherC.thatD.why2011年江苏卷第26题Itwasneverclear_______themanhadn’treportedtheaccidentsooner.A.thatB.howC.whenD.Why高考实例CAB1.概念：主语从句属于名词性从句，常在句中充当主语；亦可用it作形式主语，主语从句置于句末。2.结构：连接词+从句+谓语+其他成分3.连接词：主语从句通常由从属连词that，whether，和连接代词who,whom,whose,what,which,whoever,whatever,whichever，以及连接副词how，when，where，why等词引导。高考考点1.考察重点：连接词的恰当选用2.考察难点：带有形式主语it的主语从句与强调句型的区别一主语从句的连接词1.that只起引导作用，本身无实际意义，不充当任何成分，但不能省略。Thatshelefthimmadehimheart-broken.Thatheisstillaliveisagoodnewstous.2.置于句首只能用whether“是否”，不充当从句的任何成分。他是否会参加这个话剧表演是显而易见的______________________________isclear.______________________________(他能否买到飞机票)doesn’tmattermuch.WhetherhecanbuytheplaneticketsWhetherhe’lltakepartintheplay1.Ifshewillcomeisnotimportant.Whethershewillcomeisnotimportant.2.Ifshewillhaveenoughtimeisaquestion.Whethershewillhaveenoughtimeisaquestion3.Ifhewillhandinhishomeworkisaquestions.Whetherhewillhandinhishomeworkisaquestions.√√√×××结论1：在主语从句中只能用whether,不能用if连接词的恰当选用考察重点Attention!!!3wh-疑问词包含意思，并在从句中充当成分。_____shewillbebackisstillaquestion._____youtoldmejustnowwasreallyasurprise._____wewillholdthebasketballgametomorrowisnotimportant._____classwillwinthefootballgameisnotclear._____willmeethimisnotdecided.WhenWhatWhereWhichWho________breaksthelawshouldbepunished.________hashelpedtosavethedrowninggirlisworthpraising.________tellsliesiswrong．WhoeverWhoeverWhoever•填空练习：•1)_________themeetingwillbeheldnextweekhasn’tbeendecidedyet.•2)_________theplanwillbecarriedoutisstillunknown.•3)_________thebuildingofthecarfactorywillbestartedhasn’tbeendecidedyet.•4)_________teamwillwinthematchisstillunknown.•5)_________weneedismoretime.•6)_________wecanarriveattheairportbefore8o’clockisstillaquestion.WhereWhenWhenWhichWhatWhether•1.Wherewillthemeetingbeheldisnotdecided.Wherethemeetingwillbeheldisnotdecided.•2.Whenwilltheworkbefinishedisunknown.Whentheworkwillbefinishedisunknown.•3.Whatwillhedoaftergraduationisaquestion.Whathewilldoaftergraduationisaquestion.×××√√√结论2：主语从句应使用陈述句语序1)_____yousaidyesterdayisright.2)_____sheisstillaliveisaconsolation（安慰）.3)_____helostthebikeworriedhimalot.4)_____causedtheaccidentremainsunknown.5)_____mademattersworsewas____nightbegantofall.6)_____wecan’tgetseemsbetterthan______wehave.WhatThatThat注：what与that在引导主语从句时的区别what在从句中充当句子成分，如主语、宾语、表语，而that则不然。WhatWhatthatWhatwhat主语从句后置!为了避免主语冗长,句子头重脚轻,经常用it作形式主语,主语从句放在后面作真正的主语.例:Thatweshallbelateiscertain.--It’scertainthatweshallbelate.1.Thattheearthisroundisknowntoall.--2.Thatyoumissedthechanceisapity.--Itisapitythatyoumissedthechance.It’sknowntoallthattheearthisround.It+be+形容词＋that从句Itisnecessarythat…有必要…Itisimportantthat….重要的是…Itisobviousthat……很明显……It+be+-ed分词＋that从句Itisbelievedthat…人们相信…Itisknowntous/allthat….众所周知…Ithasbeendecidedthat……已经决定……用it形式主语的that从句有以下四种不同的搭配：It+be+名词＋that从句Itiscommonknowledgethat……是常识Itisasurprisethat….令人惊奇的是…Itisafactthat……事实是……It+不及物动词＋that从句Itappearsthat…似乎…Ithappensthat….碰巧…Itoccurredtomethat……我突然想起……1.A:Thatlighttravelsinstraightlinesisknowntoall.B:____________________thatlighttravelsinstraightlines.2.A:Whentheplaneistotakeoffhasnotbeenannounced.B:__________________________whentheplaneistotakeoff.3.A:Itisamysterytomewhichofthemwonthegoldmedal.B:Whichofthemwonthegoldmedal_________________tome.4.A:Hehasn’ttoldusthereasonforhisbeinglateagain.B:___________________________hasnotbeentold.It’sknowntoallIthasnotbeenannouncedisamysteryWhyhewaslateagain考察难点带有形式主语it的主语从句与强调句型的区别•如何判断是强调句型还是主语从句？总结：将（Itis/was)----(that/who)----括号里的词同时去掉，看剩下的部分是否仍然成立。若成立，则是强调句型；若不成立，则是主语从句。•【2012全国】24.Itisbynomeansclear____thepresidentcandotoendthestrike.•A.howB.which•C.thatD.what[解析]D考查名词性从句。句中的it是形式主语，“____thepresidentcandotoendthestrike”是真正的主语，这里缺少do的宾语，故用连接代词what。[小结]•高考对主语从句的考察点侧重以下两点：1.连接词的恰当选用；2.带有形式主语it的主语从句与强调句型的区别。注意：1.Whatyouleftareonlyseveraloldbooks.2.Whatyousaidisofgreatimportance.3.Whetherhe’llcomehereisnotclear.1.“if”不能引导主语从句，应有“whether”引导。3.主语从句的“that”一般不能省。4.“what”引导主语从句时，谓语动词：1）常与其后作表语的名词一致2）根据句子的语境而定。4.主语从句需注意的问题2.主语从句中用陈述语序1.Whereshallwespendtheholidayisn’tdecided.2.Youhavemadeamistakeisafact.3.Thatiscertainthatwecanwin.4.Nomatterwholeavestheroomlastoughttoturnoffthelights.5.Ifthepolicemenwillcomeisnotcertain.weshallThatyouhaveItisWhoeverwhether一：改错练习1._____youdon’tlikehimisnoneofmybusiness.2._____hesaidatthemeetingastonishedeverybodypresent3.________the2000OlympicGameswillbeheldinBeijingisnotknownyet.4.________we’llgocampingtomorrowdependsontheweather.5.________leavestheroomlastoughttoturnoffthelights.ThatWhatWhetherWhetherWhoever6.___isafactthatEnglishisbeingacceptedasaninternationallanguage.7.Itworriedherabit____herhairwasturninggrey.8.TheForeignMinistersaid,“__isourhopethatthetwosideswillworktowardspeace.”9.AfterYangLiweisucceededincirclingtheearth,____ourastronautsdesiretodoiswalkinspace.ItthatItwhat三：选择that