完整版名词性从句讲解最全版

英语名词性从句NounClause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：(主语)(宾语)(表语)1、Englishisveryusefulforus.2、ThesubjectIaminterestedinisEnglish.3、WeneedtomasterEnglishwell.4、Hewanttolearnthelanguage,English.(同位语)1、主语从句(subjectclause)2、表语从句(predicativeclause)分类3、宾语从句(objectclause)4、同位语从句(appositiveclause)从属连词（3个）：that、if、whether连接代词（9个）：who、whom、what、which、whose、whoeverwhomever、whatever、whichever、连接副词（4个）：when、why、where、how引导词名词性从句引导词的用法（1）：从句中的每一个引导词都有3个功能，分别如下:“that”---无词义、不作成份、起连接作用从属连词“if”---“是否”、不作成份、起连接作用“whether”---“是否”、不作成份、起连接作用“that”---无词义、不作成份、起连接作用1、Thatwewillrealizeourdreamsinthefutureiscertain.（主语从句）2、ThefactisthatBeijingwillhold29thOlympicGamesthisyear.（表语从句）3、Iknowthatwellbegunishalfdone.（宾语从句）4、HeheardthenewsthatLiuxiangsetanewworldrecord.（同位语从句）说出从句部分及类别并翻译：1、Myideaisthatweshoulddoitrightnow.表语从句2、Shewon'tbelievethathehasbecomeathief.宾语从句3、Thatheisafamoussingerisknowntous.主语从句4、Iknewthenewsthatourteamwonthematch.宾语从句5、Hissuggestionisthatweshouldfinishtheworkatonce.表语从句“whether”---“是否”、不作成份、起连接作用1、Whethershewillcomebackontimedependsonweather.（主语从句）2、Theproblemiswhetheryoucouldgiveussomevaluableadvice.（表语从句）3、Iaskedhimwhetherhecoulddomeafavor.4、CouldyoutellmethequestionwhetherEnglishisusefulforusnow.（同位语从句）（宾语从句）If与whether的区别：If只能引导两种名词性从句：宾语从句、不放于句首的主语从句。Whether四种从句均可以引导。请思考：1、Whethershewillcomebackontimedependsonweather.2、Iaskedhimwhetherhecoulddomeafavor.1、Itdependsonweatherifshewillcomebackontime.2、Iaskedhimifhecoulddomeafavor.If与whether的区别：1、If不能引导放于句首的主语从句，而whether可以。2、引导表语从句用whether，不用if。3、引导同位语从句用whether，不用if。4、whether可以引导从句作介词的宾语，不用if。5、whetherornot连在一起可以，但if不可以。而“whether-----ornot=if-----ornot”请用if/whether填空：1、Iaskedher__________if/whethershehadabike.2.______Whetherwewillholdapartyintheopenairtomorrowdependsontheweather.3.We'reworriedabout________heissafe.whether5.Idon'tknow________ornotheiswell.whetherwhether/if4.Idon'tknow___________heiswellornot.6.Thequestionis_________heshoulddoit.whether7.Thedoctorcanhardlyanswerthequestion______whethertheoldmanwillrecoversoon.名词性从句引导词的用法（2）：“who”---“谁”、作主语、起连接作用“whom”---“谁”、作宾语、起连接作用连接代词“what”---“事情”、作主表宾、起连接作用“which”---“哪----”、作定语、起连接作用“whose”---“谁的”、作定语、起连接作用“who”---“谁”、作主语、起连接作用1、Whowillgotothecollegeisstilluncertain.（主语从句）（表语从句）2、Thetroubleiswhocouldlendmesomemoney.3、Hewanttoknowwhopickeduphismobilephone.（宾语从句）“whom”---“谁”、作宾语、起连接作用1、Whomyouwilllearnfromisworththinkingover.2、ThethingIamanxiousaboutiswhomhewillturntoforhelp.（表语从句）3、Hismotheraskedhimwhomhecouldbelievein.（主语从句）（宾语从句）“what”---“事情”、作主表宾语、起连接作用1、WhatIdesiretogetisagoodreputation.（主语从句）2、WhathewilltellmeiswhatIhavebeenexpectingtoknow.（表语从句）3、TheyagreewithwhatIsaidjustnow.（宾语从句）“which”---“哪---”、作定语、起连接作用1、Whichclassissuitableforusisn'tmost（主语从句）important.2、Whathewantstoaskyounowiswhichteamwonthegame.（表语从句）3、Couldyoutellmewhichoneisright.（宾语从句）“whose”---“谁的”、作定语、起连接作用1、Whosebagwasthemostbeautifulisstill（主语从句）unknownnow.2、Thequestioniswhosefriendscouldlendmeahand.（表语从句）3、Iwanttoknowwhosesuggestionismorepractical.（宾语从句）名词性从句引导词的用法（3）：“whoever”--“-----的任何人”、作主语、“whomever”--“-----的任何人”、作宾语、连接代词“whatever”--“----的任何东西”、作主表宾语、“whichever”---“无论哪个或哪些---”、作定语、“whoever”--“---的任何人”、作主语、起连接作用1、Whoevercouldsolvetheproblemwillbe（主语从句）rewarded.2、ThepersonIwillpraiseiswhoevercouldworkoutthequestion.（表语从句）3、Youshouldappreciatewhoeverhelpedyouinthepast.（宾语从句）“whomever”---“---的任何人”、作宾语、起连接作用1、Whomeveryouwillmeetinthemeetingisexcellent.（主语从句）2、ThepersonIcoulddependoniswhomeveryoubelievein.（表语从句）3、YoushouldlearnfromwhomeverIpraisedyesterday.（宾语从句）“whatever”--“--的任何东西”、作主表宾语、1、Whateveryoudidinthepastwasverymeaningful.2、Whatweshoulddoiswhateverisworthdoing.3、Weshoulddowhateverisworthdoing.（主语从句）（表语从句）（宾语从句）“whichever”--“--的哪些或哪个”、作主、表、宾语、1、Whicheverteamwinthegameispossible.2、ThefactiswhicheverteachercouldhelpyoulearnEnglishwell.（表语从句）3、Youcouldchoosewhicheverbookyouwant.（主语从句）（宾语从句）名词性从句引导词的用法（4）：“when”--“什么时候”、作状语、起连接作用“where”--“什么地方”、作状语、起连接作用连接副词“why”----“为什么”、作状语、起连接作用“how”-----“如何”、作状语、起连接作用“when”--“什么时候”、作状语、起连接作用1、Whenthemeetingwillbeginisn'tdecidednow.（主语从句）2、Thetroubleiswhenhecouldrecoverfromthedisease.（表语从句）3、Heaskeduswhenwewouldgraduatefromtheschool.（宾语从句）“where”--“什么地方”、作状语、起连接作用1、WhereIcouldbuythebookisuncertainnow.（主语从句）2、Hisquestionwaswherewewouldholdtheopeningceremony.（表语从句）3、Icouldn'ttellyouwheretheyhavebeenliving.（宾语从句）“why”--“为什么”、作状语、起连接作用1、Whyhekilledhimselfisstillasecretnow.（主语从句）2、Whatsurprisedmewaswhytheyfailedagain.3、IjustwanttoaskyouwhyIwasfired.（表语从句）（宾语从句）“how”----“如何”、作状语、起连接作用1、Howthethiefstolethebikeisstillamystery.（主语从句）2、Whattheprofessoraskeduswashowwecouldmakeourparentshappy.（表语从句）3、IwillgotoaskmyteacherhowIcouldworkouttheproblem.（宾语从句）用that/what填空：What1.______hewantsisabook.That2.______hewantstogothereisobvious.that3.Theresultis______wewonthegame.what4.Thisis_____wewanttoknow.what5.Is_____hetoldustrue?what6.Weshouldpayattentionto______theteacherissaying.that7.Ihavenodoubt_____hewillcome.what8.Ihavenoidea