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1、TheAttributiveClauseⅠ定语从句ⅠWhatisanattributive?(何为定语？)ThereisahugecakeSheisabeautifulgirl.用于修饰名词、代词的句子成分为定语。定语常由形容词或形容词性短语来充当。Whatisanattributiveclause?(何为定语从句？)在主从复合句中，用于充当主句的定语成分(用于修饰某名词,代词或名词短语)的从句，称为定语从句(形容词性从句)。Thereisacakethatishuge.Sheisagirlwhoisbeautiful.Heisalitt
2、leboy.Heiseating.Heisalittleboywhoiseating.Heisapopularsinger.Hissongispopularamongyoungpeople.Heisapopularsingerwhosesongispopularamongyoungpeople.谁笑到最后谁笑得最好。真正的友谊犹如健康的身体,失去时方知其可贵。Proverbs记住Friendshipislikehealth,thevalueofwhichisseldomknownuntilitislost.Hewholaughslastl
3、aughsbest.定语从句的结构e.g.JustinBieberisafamoussingerwhosingsthesongBaby.先行词（可放入从句中充当一定成分）定语从句（在先行词后；从句中常缺成分）Doyouknowtheman?Hespokejustnow.Doyouknowthemanwhospokejustnow?关系词（引导定从；代替先行词；在从句中作一定成分）Ishowedhimtheletter.Ireceiveditthismorning.Ishowedhimtheletter(which)Ireceivedthi
4、smorning.引导定语从句的关联词有：关系代词：that,which,who,whom,whose,关系副词：when,where,why关系词的选择与先行词的意思，及先行词在从句中充当的句子成分决定。引导定语从句的关系代词that即指人又指物,在从句中作主语或宾语。which指物,在从句中作主语或宾语。who,whom指人,who在从句中作主语或宾语,whom作宾语。whose既指人又指物,在从句中作定语,表“某某的”。that,which,whom,who在定语从句中作宾语时,可省去。介词+关系词时，指物只能用which,指人只能
5、用whomTipswhom指人,在从句中作宾语，可省略。e.g.Doyouknowtheman(whom)wesawattheBeijingHotel?ThegirlisfromAmerica.Icalledherjustnow.Thegirl(whom)IcalledjustnowisfromAmerica.1.that在从句中作主语或宾语，指人和物。1)Aplaneisamachinethatcanfly.2)ThenoodlesthatIcookedweredelicious.3)Let’saskthemanthatisreadin
6、gthebookoverthere.4)ThegirlthatwesawyesterdayisJim’ssister.(主语)(宾语)(主语)(宾语)定语从句三要素：先行词，关系词，先行词/关系词在从句中充当的句子成分。哪几个that可省略？3、4句还可用什么关系词？2.Which在从句中作主语或宾语，指物。Theyplantedthetreeswhichdidn’tneedmuchwater.2)Thefishwhichweboughtwerenotfresh.3.who,whom在从句中分别作主语和宾语(口语中who也可作宾语)。Th
7、eforeignerwhovisitedourschoolyesterdayisfromCanada.(主语)(宾语)(主语)2)TheboywhobrokethewindowiscalledMichael.3)ThepersontowhomyoujusttalkedisMr.Li.=Thepersonwhom/whoyoujusttalkedtoisMr.Li.4)Mr.Readistheprofessortowhomyoushouldwrite.(主语)(宾语)（宾语)4.whose在从句中作定语，指人或物。MissFlowerist
8、heteacherwhosehousecaughtfirelastweek.2)Thisistheboywhosecompositiontheteachertalkedof.Thisisthe
