同位语从句课件

Unit5CanadaAppositiveclause1.Tom,ourmonitor,isakindboy.2.Imyselfwilldothehomework.3.Hetoldmethenewsthattheplanehadexploded.4.Ihavenoideawhenhewillcomebackhome.观察并思考划线部分与其前面的词是什么关系？同在主语位置上同位语：代词同位语：从句同位语：从句同位语：名词同在主语位置上同在宾语位置上同在宾语位置上【归纳】I.概述•一般的，________成分是对其前面的名词或代词进行______和______。•我们把对前面的_____名词进行解释、_____的从句称为______从句。同位语解释说明抽象说明同位语1.Thenewsthatwewonthegameisexciting2.Thefactthatyouhaven’tenoughtimetodotheworkisunbelievable.3.Hemustanswerthequestionwhetherheagreesornot.4.Wordcamethatwewillbreakupnextweek.newsfactquestionWord你能找出划线的同位语从句所解释的名词吗？fact_____/idea_____/reason_____/thought_____/doubt_____/news_____/hope______/belief_______/message______/decision______/warning_____/information________事实想法理由想法疑惑新闻希望信念消息决定警告信息【归纳】II.同位语从句前常跟以下抽象名词:【归纳】that不充当成分,只起连接作用,不能省略①他告诉我一个消息,他马上要出国(goabroad)。Hetoldmethenews________________________________thatthepricesofhouseswillgodown.III.如何选择连接词？②毫无疑问，房价将会下降(godown)。Thereisnodoubt______________________________________________thathewouldgoaboardsoon.【思考】that在从句中是否充当成分？能否省略？注:只用whether引导,不用if.•他必须回答他是否同意.•Hemustanswerthequestion_________heagreestoitornot.【归纳】whether表示“是否”，不可省略whether1.(谁会出国)这个问题还未决定.Thequestion_____shouldgoabroadhasn’tbeendecidedyet.2.我不知道(该选哪个).Ihavenoidea______oneIshouldchoose.whichwho(定语)(主语)【归纳】连接词代词what/which/who/whose在从句中充当成分，缺什么补什么。连接词副词when/where/why/how引导的同位语从句1.我了解他们为什么离开得那么早.I’vegotanidea_____theyleftsoearly.2.我们还没决定好去哪儿.Thequestion_______weshouldgohasnotbeendecided.whywhereEx:that,what,when,how,whether,which1.Heoftenaskedmethequestion__________theworkwasworthworking.2.Ihavenoimpression______hewentbackhome,perhapsbybike.3.Theproblem______citywearegoingto,QingdaoorDalian,isnotdecided.4.Thethoughtoccurredtohim______helefthisnotebookinthereadingroom.5.Ihavenoidea______theprojectwillbefinished.6.Theteacherhadnoidea______wasgoingonintheclassroom.whetherhowwhichthatwhenwhat两种从句的本质的不同:•定语从句是形容词性的，它的功能是修饰先行词，描述它的性质或特征；•同位语从句是名词性的，它的功能是对所说明的词语作进一步的补充、解释或说明．试比较：①Thenewsthatweheardspreadallovertheschool.(________从句)②Thenewsthathehadwonthegamespreadallovertheschool.(__________从句)IV.同位语从句Vs.定语从句定语同位语•“试加法”，即在先行词和从句间加上“be”,构成“名词+be+从句”的结构，若句子通顺，则是同位语从句。①Thenewsthatweheardspreadallovertheschool.试加后→Thenewsisthatweheard.②Thenewsthathehadwonthegamespreadallovertheschool.试加后→Thenewsisthathehadwonthegame.V.同位语从句的判断方法—试加法×√Exercises1.There’safeelinginme____we’llneverknowwhataUFOis—notever.（02’上海）A.thatB.whichC.ofwhichD.what.答案解析：thatwe’llneverknowwhataUFOis–notever作afeeling的同位语，解释afeeling的具体内容的。that在从句中不做任何成分。2.Isthisthehospital_____heworkedtenyearsago?A.thatB.whereC.whichD.theone答案解析:此处是where引导的定语从句,先行词thehospital是表示地点的,所以用关系副词where引导,并且在定语从句中作地点状语.3.Astorygoes___ElizabethIofEnglandlikednothingmorethanbeingsurroundedbycleverandqualifiednoblemen.(04’上海)A.whenBwhichC.whatD.that答案解析:that引导的是同位语从句,和story构成同位关系.在同位语从句中不充当任何成分,也不能省略.4.Hissuccesswasbecauseof___hehadbeenworkinghard.A.thatB.thefactwhichC.thefactthatD.thefact答案解析:thefact作becauseof的宾语,that引导的是同位语从句.用来说明fact的具体内容.不在从句中作任何成分,也不能省略.1.TwothirdsofallgirlsinBritainareonadiet./Thefactworriestheirparentsandteachersalot.2.TheQueenofEnglandwasonathree-dayvisitinChina./Weheardthenewslastnight.Thefactthattwothirdsofallgirlsareonadietworriestheirparentsandteachersalot.WeheardthenewslastnightthattheQueenofEnglandwasonathree-dayvisitinChina.VI.巩固练习(Combinethetwosentencesintoone)3.Timetravelispossible./Thereisnoscientificprooffortheidea.4.Chinesestudentsshouldbegivenmorefreetime./Thesuggestioniswelcomedbymanypeople,especiallykidsinschool.Thereisnoscientificprooffortheideathattimetravelispossible.ThesuggestionthatChinesestudentsshouldbegivenmorefreetimeiswelcomedbymanypeople,especiallykidsinschool.SeeYou!