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名词性从句1第二讲名词性从句一、主语从句（引导词：what,who,which,when,why,how,where,that,whether,if）1.weshoulddonextisnotclear.2.issaidtheweatherwillstayhotforanothertwodays.3.lighttravelsinstraightlinesisknowntousall.4.isknowntousalllighttravelsinstraightlines.5.isinterestingyoushouldlikehim.（竟然）6.Wherewewillgohasn’tbeendecided.7.shecouldn’tunderstandwasthelastquestion.8.wewillattendthelecturehasn’tbeendecided.（句首只用whether）9.isstilluncertainheiscoming.（whether/if）It作形式主语的几种重要句型1）Itis/was+名词+that从句（shame,wonder,fact,news,honor,question）1.isapityshedidn’tcometotheparty.2.ishightimewegotdowntowork.3.isthefirsttimeIhavecometoBeijing.2）Itis/was+adj+that从句（uncertain,sure,doubt,clear,better,important,necessary,possible,likely）1.Itisnecessarythatwe（should）haveagoodknowledgeofbasicEnglish.3）Itis/was+过去分词+that从句（said,reported/thought,believed,suggested,advised,ordered,required）4）It+不及物动词+that从句Itseems（happens/appears/turnsout/doesn’tmatter）that…1.Itseemsthathehasknownthesecret.二、宾语从句1.Ibelievetheteacherwillconsideroursuggestion.2.Healwaysthinksofhowhecancomebackontime.3.Hesaidthemeetingwasveryimportantandweshouldattendit.4.I’llseetoiteverythingisready.(确保)5.Youcan’timaginehowexcitedtheywerewhentheyreceivedthesenicepresents.6.Ourteachertoldustheearthisrunningaroundthesun.7.Canyoutellmewhat’sthematterwithyou?8.Canyoutellmewhatthetroubleis?9.HenevertoldmeIshoulddo.10.Ithoughtstrangehefailedtocallme.11.IamconfidentthatIcangetthejob.（aware/certain/afraid/confident/anxious/doubtfulthat…）12.Idon’tthinkyouareright,areyou?（think/suppose/believe/guess）三、表语从句1.Thequestionisshecanworkwell.2.Itlooksasifitisgoingtorain.3.Thefactis（一般不省）wehavelostthegame.4.thereasonhewaslatewashemissedthebus.5.Theproblemishewillbeheretomorrow.（表语从句只用whether）四、同位语从句（引导同位语从句的名词：advice,demand,doubt,fact,hope,idea,information,message,news,order,possibility,problem,promise,proposal,question,request,reason,suggestion,truth,wish,word,belief）1.Ihadnoideayouwerehere.2.Therecanbenodoubtsheisfitforthejob.3.Thereisafeelinginmewe’llneverknowwhataUFOis—notever.4.Hehadnoideaatallhehadgone.5.Thenewstheywonthematchistrue.6.thenewsyoutoldmeyesterdayistrue.名词性从句27.Theorderwhenweshouldreturnhasn’treachedus.8.Thedaywhenweshouldreturnhasn’tbeendecided.（定语）9.Thequestionwehadenoughmoneywasdiscussedlastnight.（同位语从句只用whether）练习;hefailedthemathexamsurprisedallofus.=surprisedallofushefailedthemathexam.1.Iwanttomakeclearisyouareinterestedinskating.2.Whoknowsitwillraintomorrow?3.Itlooks（好象）itisgoingtorain.4.Thestickinthegrasslooks（好象）it（be）broken.5.Themanagersaidhewassatisfiedwithyoudid./（任何东西）youdid.6.（谁打破了窗户）thewindowisn’tknownyet.7.（不管谁打破窗户）thewindowwillbepunished.8.It’snotyetclearofthosewillbechosentodothejob.9.I’llgiveitto（不管哪一个）ofyouwantit.Givethebookto（无论谁）youmeetintheclassroom.1.Wehavetofindoutfaultitwas.2.hatthisis,Iwishhecouldcomeandtakeitaway.3.Giveittoyoutrust.4.diditwillsurelybepraised.5.didit,hewillsurelybepraised.6.carefulyouarewon’tsatisfytheboss.7.Youmustnotgiveup,difficultthejobsare.8.carefulyouare,youwon’tsatisfytheboss.9.Doyouhaveanyideahewillsetoff?10.Hecametohelpuswewereintrouble.11.Hehasn’tdecidedhe’llspendhissummervacation.12.Theyteachthepupilsareworking.13.Heaskedme（多快,多久）wewouldfinishthework.14.（多长时间/多久一次）hewenttovisittheoldmanwasclear.15.Nooneknows（为什么）thefirebrokeout.16.Youcanneverimagine（多么）Imissyou.17.Noonecantell（多少）mistakeshe’llmaketomorrow.18.Iwonder（多长,多久）ittookhimtorunroundthelake.19.you’llstaywithusornotisuptoyoutodecide.=isuptoyoutodecideyou’llstaywithornot.20.Hehasn’tdecidedheshouldhelpusornot.Thequestionisourmeetingshouldbeputoff.21.Thequestionhewillcomeornotisnotsettled.22.youjoinedusmadeallofushappy.23.we’llgooutforanoutingdependsontheweather.24.hedidaddedtoourdifficulty.25.Ican’tdecidebikeIshouldtake.26.surprisedeverybodyishedidn’tcometothemeeting.27.Themanagercameouttoseewasthematter.28.Haveyoudecidedsubjectyouaregoingtochoose?29.heoffereduswasnotvalueforthemoney.30.hehaddiedwasnottrue.hedidn’tcareformoneyisalie.31.Theimportanceofbringinginnewmachineslies（由于,因为,在于）theycanhelptoproducemoreclothes.32.Thesoldiersstoodtherestill（除…外,后接句子）hislipsweremoving.33.（要不是,如果没有）Isawitwithmyowneyes,Icouldn’thavebelievedit.34.Noneofusknowtodealwiththematter.=weshoulddealwiththematter.=.shouldweshoulddowiththematter.35.Theideahethoughtofwaswonderful.Theideawetryagainisagoodone.名词性从句3名词性从句精讲精析——主语从句、宾语从句、表语从句、同位语从句名词性从句是由if,whether,that和各种疑问词充当连接词所引导的从句，其功能同名词一样。一．主语从句主语从句是在复合句中充当主语的从句，通常放在主句谓语动词之前或由形式主语it代替，而本身放在句子末尾。1.It作形式主语和it引导强调句的比较It作形式主语代替主语从句，主要是为了平衡句子结构，主语从句的连接词没有变化。而it引导的强调句则是对句子某一部分进行强调，无论强调的是什么成分，都可用连词that。被强调部分指人是也可用who/whom。例如：Itisapitythatyoudidn’tgotoseethefilm.Itdoesn’tinterestmewhetheryousucceedornot.Itisinthemorningthatthemurdertookplace.ItisJohnthatbrokethewindow.2.用it作形式主语的结构(1)Itis＋名词＋从句Itisafactthat…事实是…Itisanhonorthat…非常荣幸Itiscommonknowledgethat…是常识Itisasurprisethat…令人惊奇的是……(2)itis＋形容词＋从句Itisnaturalthat…很自然…Itisstrangethat…奇怪的是…(3)itis＋不及物动词＋从句Itseemsthat…似乎…Ithappenedthat…碰巧…Itappearsthat…似乎Itoccurredtomethat…(4)it＋过去分词＋从句Itisreportedthat…据报道…Ithasbee