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定语从句猜一猜•ThegirlisA•Aisthetallestinourclass.•ThegirlwhoisthetallestinourclassisA•什么是定语从句呢？修饰前面某一名词或代词的从句叫定语从句。结构：先行词+定语从句（引导词+从句其他成份）•ThegirlwhoisthetallestinourclassisAThegirlwhositsnexttoBisA先行词__________________关系词___定语从句•ThegirlwhoisthetallestinourclassisA.•ThegirlwhositsnexttoBisA.•定语从句主语谓语宾语•主句主语谓语•Thegirlwho…is…猜猜Matchthetwosentences哪个为定语从句？代替？1.I’mreadingabook.ThebookisaboutBillGates._______________________________________2.Heisateacher.TheteacherteachesusChinese._______________________________________3.Idon’tliketheman.Iamtalkingtohim.____________________________________4.Whereisthepicture?Youboughtitlastweek._______________________________________I’mreadingabookthat/whichisaboutBillGates.Heisateacherwho/thatteachesusChinese.Idon’tlikethemanwhomIamtalkingto.Whereisthepicturethat/whichyouboughtlastweek?先行词+定语从句（引导词+从句其他成份）•如果先行词是表示人的名词或代词，引导词用？在从句中做什么成份？代替？•ThegirlwhoisthetallestinourclassisA.•Heisateacherwho/thatteachesusChinese.•Idon’tlikethemanwhomIamtalkingto.如果先行词是表示人的名词或代词，关系代词应用who,that(作主语，不可以省略)who/whom/that（作宾语，可以省略）who/that作主语.(不能省)Thisisthefilmstar.ThefilmstarisverypopularinChina.ThisisthefilmstarwhoisverypopularinChina.(作主语)1.TheboywhobrokethewindowiscalledRoy.2.Doyouknowthemanwhospokeatthemeetingyesterday?3.Thegirlwhoiswateringtheflowersismycousin./thatwho/whom/that作宾语：(可省略)Themanisafamouswriter.Italkedtohimjustnow.Theman(who/whom/that)Italkedtojustnowisafamouswriter.(作宾语）1.Theboywho(m)I‘mlookingforismyfriend.2.Thethiefhasbeensenttoprison.Thepolicecaughtthethieflastnight.Thethiefwhomthepolicecaughtlastnighthasbeensenttoprison.如果先行词是表示物的名词或代词，关系代词应用?在从句中做什么成份？代替？I’mreadingabookthat/whichisaboutBillGates.Whereisthepicturethat/whichyouboughtlastweek?如果先行词是表示物的名词或代词，关系代词应用which/that作主语(不能省),作宾语（可省略）Thisisadream?.Thedreamwillnevercometrue.Thisisadreamwhich/thatwillnevercometrue.Practise:1.Thisisthehousewhichisforsale.2.Thebookwhichislyingonthefloorismine.which/that作主语.(不能省)（作主语）which/that作宾语：（可省略）Thisisthecard.I’vejustreceivedthecard.Thisisthecardwhich/thatI’vejustreceived.Practise:1.Thisisthemistakewhich/thatIalwaysmake.2.Istillkeeptheletterswhichshewrotetome.3.Ilostthepenwhichmyfatherboughtme.()（作宾语）ThisisGreatWallthat/whichwasbuiltbyChinesepeople.猜一猜Thisiselephantthat/which….Thisiselephantthat/whichhasbignose.whose作定语,表示所属关系。Thegirl?ismyclassmate.Thegirl’sfatherisapoliceman.Thegirlwhosefatherisapolicemanismyclassmate.如果先行词是表示所属关系，关系代词应用?•Achild_____parentsaredeadiscalledanorphan(孤儿).•A.whoB.whoseC.who’sD.which关系词/引导词关系代词:that,which,who,whom,whose关系副词:when,where,why先行词定语从句引导词从句成份人that,who主语，不可省略that,who,whom宾语，可以省略物that,which主语，不可省略宾语，可以省略所属关系whose关系副词：when/where/whywhen作时间状语:Shewillneverforgettheday.Shewasmarriedonthatday.Shewillneverforgetthedaywhen(=onwhich)shewasmarried.Itwastheyear.TheWorldWarIbrokeoutintheyear.Itwastheyearwhen(=inwhich)theWorldWarIbrokeout.When=介词+whichwhere作地点状语Iwanttoknowtheplace.Iwasbornthere.Iwanttoknowtheplacewhere(=inwhich)Iwasborn.where=介词+whichwhy作原因状语,其先行词常常是thereason.Thatisthereasonwhy(=forwhich)I’mlate.Iknowthereasonwhyhesaidit.why=forwhichExercise•1.October1,1949istheday_____thePRCwasfounded.A.whichB.whenC.thatD.onthat•2.Isthatthereason_____youarefortheplan.whichB.whatC.whyD.forthat•3.October1,1949istheday_____Iwasborn.•A.whichB.whenC.thatD.onthat•4.Isthistheplace______youwereborn?•A.whichB.whereC.whatD.that关系词/引导词关系代词:that,which,who,whom,whose关系副词:when,where,why先行词定语从句引导词从句成份人that,who主语，不可省略that,who,whom宾语，可以省略物that,which主语，不可省略宾语，可以省略所属关系whose先行词(要修饰的名词或代词)定语从句引导词从句成份人that,who主语，不可省略that,who,whom宾语，可以省略物that,which主语，不可省略;宾语，可以省略所属关系whose“…的”时间when=介词+which时间状语从句地点where=介词+which地点状语从句原因why=forwhich原因状语从句Exercise1:用关系代词填空1.Theboy____________isplayingping-pongismyclassmate.2.Thebook___________Igotyesterdaywasfrommysister.3.Ihatepeople______________talkmuchbutdolittle.4.Thereason_____________myfatherboughtmeabooklastmonthisunknown.who/thatwhich/thatwho/thatwhy5.Theman______hairiswhiteishisgrandfather.6.Itwaslastyear_________fatherwasabusinessman7.Thisisthehouse________wehavelivedfor10years.8.Shelovestheboy________Ilove.whosewhenwherewhom