高二英语名词性从句讲解

英语名词性从句,NounClause,起名词性作用的从句，叫名词性从句。换言之，在英语的句子结构中，本来该由名词充当的主语、宾语、表语和同位语部分，换由一个句子来充当，这样的句子就是名词性从句。,请思考,定语从句的定义：,起定语作用，用来修饰名词或代词的从句。,名词性从句定义,4、同位语从句(appositiveclause),名词性从句分类,1、主语从句(subjectclause),2、表语从句(predicativeclause),3、宾语从句(objectclause),1、Englishisveryusefulforus.2、ThesubjectIaminterestedinisEnglish.3、WeneedtomasterEnglishwell.4、Hewanttolearnthelanguage,English.,请思考：,(主语),(宾语),(表语),(同位语),MydreamisthatIcanenterakeyuniversity.,ThatIcanenterakeyuniversityismydream.,IhaveadreamthatIcanenterakeyuniversity.,IalwaysdreamthatIcanenterakeyuniversity.,主语从句,表语从句,宾语从句,同谓语从句,辨别不同的从句,when、why、where、how,引导词,that、if、whether,who、whom、what、which、whose、whoeverwhomever、whatever、whichever、,从属连词：,连接代词：,连接副词：,名词性从句引导词的用法（1）：,从属连词,“that”,“if/whether”,1、Thatwewillrealizeourdreamsinthefutureiscertain.2、ThefactisthatBeijingwillhold29thOlympicGamesthisyear.3、Iknowthatwellbegunishalfdone.4、HeheardthenewsthatLiuxiangsetanewworldrecord.,“that”-无词义、不作成份、起连接作用,（主语从句）,（表语从句）,（宾语从句）,（同位语从句）,1、Myideaisthatweshoulddoitrightnow.,2、Shewontbelievethathehasbecomeathief.,3、Thatheisafamoussingerisknowntous.,4、Iknewthenewsthatourteamwonthematch.,5、Hissuggestionisthatweshouldfinishtheworkatonce.,说出从句部分及类别并翻译：,同位语从句,表语从句,表语从句,主语从句,宾语从句,1、Whethershewillcomebackontimedependsonweather.2、Theproblemiswhetheryoucouldgiveussomevaluableadvice.3、Iaskedhimif/whetherhecoulddomeafavor.4、CouldyoutellmethequestionwhetherEnglishisusefulforusnow.,（主语从句）,（表语从句）,（宾语从句）,（同位语从句）,“”-“_”、_成份、起_作用,不充当,连接,是否,Whether/if,a.主语从句b.表语从句c.同位语从句e.介词后的宾语从句f.whethertodo做动词宾语不能用iftodo.gwhetherornot连在一起引导宾语从句时不用if.,if和whether的选用,不能使用if的情况：,1.Iaskedher_shehadabike.2._wewillholdapartyintheopenairtomorrowdependsontheweather.3.Wereworriedabout_heissafe.4.Idontknow_heiswellornot.5.Idontknow_ornotheiswell.6.Thequestionis_heshoulddoit.7.Thedoctorcanhardlyanswerthequestion_theoldmanwillrecoversoon.8.Idontknow_togo.,if/whether,Whether,whether,whether/if,whether,whether,whether,whether,if/whether,Conclusion:,从属连词,“that”-无词义、不作成份、起连接作用,“if/whether”-“是否”、不作成份、起连接作用,连接代词,名词性从句引导词的用法（2）：,“who”,“what”,“whose”,“which”,1、Whowillgotothecollegeisstilluncertain.2、Thetroubleiswhocouldlendmesomemoney.3、Hewanttoknowwhosheis/whoshehasseen.,（主语从句）,（表语从句）,（宾语从句）,“”-“_”、_成份、起_作用,作主表宾语,连接,谁,who,“who”-“谁”、作主宾表语、起连接作用,1、Whowillgotothecollegeisstilluncertain.2、Thetroubleiswhocouldlendmesomemoney.3、Hewanttoknowwhosheis/whoshehasseen.,（主语从句）,（表语从句）,（宾语从句）,1、Whichclassissuitableforusisntmostimportant.2、Whathewantstoaskyounowiswhichteamwonthegame.3、Couldyoutellmewhichoneisright.,（主语从句）,（表语从句）,（宾语从句）,“”-“_”、_成份、起_作用,作定语,哪-,连接,which,1、Whosebagwasthemostbeautifulisstillunknownnow.2、Thequestioniswhosefriendscouldlendmeahand.3、Iwanttoknowwhosesuggestionismorepractical.,（主语从句）,（表语从句）,（宾语从句）,“”-“_”、_成份、起_作用,作定语,连接,谁的,whose,that和what的选用,that和what都可引导所有的名词从句。但是，what除起连接作用外，还在名词性从句中充当成分，可做从句的主语、宾语、或表语。而that在名词性从句中不充当任何成分，只起连接作用。,用that/what填空：,1._hewantsisabook.2._hewantstogothereisobvious.3.Theresultis_wewonthegame.4.Thisis_wewanttoknow.5.Ihavenodoubt_hewillcome.6.Ihavenoidea_hedidthatafternoon.,What,That,that,what,that,what,连接代词,Conclusion:,“who”-“谁”、作主宾表语、起连接作用,“what”-“事情”、作主表宾、起连接作用,“whose”-“谁的”、作定语、起连接作用,“which”-“哪-”、作定语、起连接作用,名词性从句引导词的用法（3）：,连接副词,“why”,“how”,“where”,“when”,“when”-“什么时候”、作时间状语、起连接作用,1、Whenthemeetingwillbeginisntdecidednow.2、Thetroubleiswhenhecouldrecoverfromthedisease.3、Heaskeduswhenwewouldgraduatefromtheschool.,（主语从句）,（表语从句）,（宾语从句）,1、WhereIcouldbuythebookisuncertainnow.2、Hisquestionwaswherewewouldholdtheopeningceremony.3、Icouldnttellyouwheretheyhavebeenliving.,（主语从句）,（表语从句）,（宾语从句）,“”-“_”、_、起连接作用,什么地方,地点状语,where,1、Whyhekilledhimselfisstillasecretnow.2、IjustwanttoaskyouwhyIwasfired.,（主语从句）,（宾语从句）,“”-“_”、_、起连接作用,原因状语,为什么,why,3、Howthethiefstolethebikeisstillamystery.4、Whattheprofessoraskeduswashowwecouldmakeourparentshappy.,（主语从句）,（表语从句）,“”-“_”、_、起连接作用,How,如何,方式状语,Conclusion:,连接副词,“why”-“为什么”、作状语、起连接作用,“how”-“如何”、作状语、起连接作用,“where”-“什么地方”、作状语、起连接作用,“when”-“什么时候”、作状语、起连接作用,总结：引导名词性从句的三类关联词,that,whether/if(在从句中不做成分，只起连接作用)2.whatwhowhichwhose(在从句中做主、表、宾、定成分)3.whenwhywherehow(在从句中做状语),_hemadeanimportantspeechatthemeetingwastrue.A.ThatB.WhyC.WhatD.How,2._wellgocampingtomorrowdependsontheweather.A.IfB.WhetherC.ThatD.Where,3._isknowntousallisthatAmericaisadevelopedcountrybelongingtotheFirstWorld.A.WhichB.AsC.WhatD.It,一、名词性从句练习：,4.Heisabsentfromschool.Itis_hewaspunished!A.whyB.becauseC.thatD.thereason5._madetheschoolproudwas_morethan90%ofthestudentshadbeenadmittedtokeyuniversities.A.What/becauseB.What/thatC.That/whatD.That/because,6.IdrovetoZhuhaifortheairshowlastweek.-Isthat_youhadafewdaysoff?A.whyB.whenC.whatD.where,7.Itmakesnodifference_youwillgotodayortomorrow.A.ifB.whetherC.thatD.what,8.Energyis_makesthingswork.A.whatB.somethingC.anythingD.that,9.Whatthedoctorsreallydoubtis_mymotherwillrecoverfromtheseriousdiseasesoon.A.whenB.ifC.whetherD.why10.LittleTommywasunwillingtotelltheheadteacher_hehaddonethedaybefore.A.thatB.howC.whereD.what11._fashiondiffersfromcountrytocountrymayreflecttheculturaldifferencesfromoneaspect.A.WhatB.ThatC.ThisD.Which,C,D,B,二填上适当的引导词完成以下名词性从句.1_istotakeLiMingsplaceisbeingdiscussed2Igotveryangrywith_hesaid3Myideais_weshouldgetmorepeopletofinishthework4Iwonder_itistrueornot5Theproblemis_wecouldhelpsmokerskicktheirhabit,Who,what,that,whether,how,_lifewillbelikeinthefutureisdifficulttopredict.Itistrue_hesettledtheargument.Theyarecarefulabout_theyeat.Thediscussiontopicfortodayis_schoolwillbelikeinthefuture._manyrareanimalsmaydisappearisaseriousmatterintheworld.,what,that,what,what,That,体验高考：,1.Withhisworkcompleted,thebusinessmansteppedbacktohisseat,feelingpleased_hewasamanofaction.A.whichB.thatC.whatD.whether2.Wehaventsettledthequestionof_itisnecessaryforhimtostudyabroad.A.ifB.whereC.whetherD.that3._makesthisshopdifferentisthatitoffersmorepersonalservices.A.WhatB.WhoC.WhateverD.Whoever,B,C,A,4.Seetheflagsontopofthebuilding?Thatwas_wedidthismorning.A.whenB.whichC.whereD.what5.Pleaseremindme_hesaidhewasgoing.Imaybeintimetoseehimoff.A.whereB.whenC.howD.what6.-Whatdidyourparentsthinkaboutyourdecision?-Theyalwaysletmedo_IthinkIshould.A.whenB.thatC.howD.what7.Oneadvantageofplayingtheguitaris_itcangiveyouagreatdealofpleasure.A.howB.whyC.thatD.when,D,B,D,C,4.Theroadiscoveredwithsnow.Icantunderstand_theyinsistongoingbymotorbike.A.whyB.whereC.whatD.how5.AfterYangLiweisucceededincirclingtheearth,_ourastronautsdesiretodoiswalkinspace.A.whereB.whatC.thatD.how,A,B,6.Someoneisringingthedoorbell.Goandsee_.