主语从句讲解

•1)TOM'SEXCUSETeacher:Tom,whyareyoulateforschooleveryday?Tom:EverytimeIcometothecorner,asignsays,School-GoSlow.•师：汤姆,您为什么每天上学迟到?汤姆：我每次路过拐角,一个路标上面写着：学校----慢行.•2)TomcallJim'sname:Ican'tbearsuchafoolish!andJimsay:Youmothercould(bear)!•汤姆对着吉姆骂道:我受不了你这个苯蛋了!吉姆说:你妈妈能!附:bear有两重意思:生和忍受这个笑话正是根据这点.•4)AmangoestochurchandstartstalkingtoGod.Hesays:God,whatisamilliondollarstoyou?andGodsays:Apenny,thenthemansays:God,whatisamillionyearstoyou?andGodsays:asecond,thenthemansays:God,canIhaveapenny?andGodsaysInasecond•一男子进入教堂和上帝对话.他问:主啊,一百万美元对你意味着多少?上帝回答:一便士.男子又问:那一百万年呢?上帝说:一秒钟.最后男子请求道:上帝,我能得到一便士吗?上帝回答:过一秒钟.基本概念什么是主语？找出下列句子主语IlikeEnglishToseeistobelieveSmokingisbadforhealthWhathehassaidistrue他通过了考试让老师很高兴HepassedtheexamItmadetheteacherveryhappyHepassedtheexammadetheteacherveryhappyThathepassedtheexammadetheteacherveryhappy他何时再来还不清楚Whenwillhecome?Itisnotclear.WhenwillhecomeisnotclearWhenhewillcomeisnotclear1．Thathewillcomeiscertain.2．Whetheritwillpleasethemisnoteasytosay.3．Whatseemseasytosomepeopleseemsdifficulttoothers.4．Whichsidewillwinisnotclear.5．Whyhediditremainsamystery.6．Whentheywillstartisnotknownyet.7．Howhebecameagreatscientistisknowntousall.8．Whowilltakepartinthemeetinghasnotbeendecided.9．Whoeverbreaksthelawwillbepunished.10．Wheresheisfromisunknown.思考主语从句引导词有哪些？如何选用？引导词从属连词that和whether连接代词whowhoeverwhatwhateverwhichwhichever连接副词whenwherehowwhy语序陈述语序依据“缺什么补什么”原则确定正确的连词。所谓“缺什么补什么”是指句型结构与连词之间的关系。如果句子中缺主语，指人用who，指物用what；如缺宾语，指人用whom，指物用what；如缺时间状语用when；地点状语用where；原因状语用why；方式状语用how；定语用what或which；什么都不缺用that。.______hedidn’tattendthemeetingyesterdaywasn’tquiteclear.______teamwillwinthematchisstillunknown.______comestothepartywillreceiveapresent.______Maryhasleftisstillaquestion.-----surprisedmemostwasthatthelittlegirlcouldplaytheviolinsowell.-----weshallholdoursportsmeetingisnotdecided.-----shewaschosenmadeusveryhappy.WhywhichwhoeverwhetherwhatwhenthatWhat与that引导的主语从句WhatyousaidjustnowisrightThatsheisstillaliveisagreatnewstous规则:what引导的主语从句在句子中充当成分如主语，宾语表语；That引导的主语从句在句子中只起连接作用但不能省略。由that引导:1.Thatweshallbelateiscertain.2.Thattheearthisroundisknowntoall.(地球是圆的)3.Thatyoumissedthechanceisapity.(你错过了这次机会)that无意义,后接一个完整的句子。that不可省。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.Thatweshallbelateiscertain.--It’scertainthatweshallbelate.1.Thattheearthisroundisknowntoall.--2.Thatyoumissedthechanceisapity.ItisknowntoallthattheearthisroundItisapitythatyoumissedthechance(1)It+be+形容词＋that从句Itisnecessarythat…有必要…Itisimportantthat….重要的是…Itisobviousthat……很明显……(2)It+be+-ed分词＋that从句Itisbelievedthat…人们相信…Itisknowntous/allthat….众所周知…Ithasbeendecidedthat……已经决定……(3)It+be+名词＋that从句Itiscommonknowledgethat……是常识Itisasurprisethat….令人惊奇的是…Itisafactthat……事实是……(4)It+不及物动词＋that从句Itappearsthat…似乎…Ithappensthat….碰巧…Itoccurredtomethat……我突然想起……WhenwillhecomeisnotknownWhenhewillcomeisnotknown主语从句一律用陈述语序即主语在前谓语在后Hemadeanimportantspeechatthemeetingwastrue.Thathemadeanimportantspeechatthemeetingwastrue.That无意义但是不能省Ifwe’llgocampingtomorrowdependsontheweather.Whetherwe’llgocampingtomorrowdependsontheweather引导主语从句只能用whetherWhatIsayandthinkarenoneofyourbusiness.WhatIsayandthinkisnoneofyourbusiness.主语从句谓语动词多用单数Whatwasonceregardedasimpossiblehascometrue.Whetheryoulikehimisnoneofmybusiness.WhentheywillstartandwhattheywilldoarestillnotknownWhatyouleftareonlyseveraloldbooks.Whatyousaidisofgreatimportance.“what”引导主语从句时,谓语动词:常与其后的名词作表语一致他所需要的是食物WhatheneedsisfoodWhetherheismychildremainsaquestion他是不是我的孩子仍然是个问题ThatTfboyswillcometochenganmakesmeveryhappyTfboys要来成安的消息使我非常高兴WhatIneedmostisrest我最需要的就是休息1.______hedidn’tattendthemeetingyesterdaywasn’tquiteclear.2.TheForeignMinistersaid,“Itisourhope______thetwosideswillworktowardspeace.”3.______Maryhasleftisstillaquestion.4.It’sreported______threepeoplewerekilledintheaccidentandfivewerehurtbadly.5.______hesolvedtheproblemsuccessfullyinterestedallofus.6.Itisafact______Englishisbeingacceptedasaninternationallanguage.7.______istobesenttheretosolvetheproblemhasn’tbeendecided.1.why2.that3.whether4.that5.whether6.that7.who