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人教版英语七年级上册物主代词的用法深州市旧州中学黄春燕如何正确使用物主代词物主代词表示所有关系的代词叫做物主代词。物主代词分形容词性物主代词和名词性物主代词二种，物主代词有人称和数的变化。第三人称单数的物主代词还有性的变化，见下表。人称分类第一人称第二人称第三人称单数复数单数复数单数复数形容词性名词性2.物主代词myouryouryourhisheritstheirmineoursyoursyourshishersitstheirs用法口诀：物主代词两类型，形容词性、名词性。形容词性作定语，后面定把名词用。名词性、独立用，主宾表语它都充。两种物主代词的不同用法：1）形容词性物主代词用来修饰后面的名词，不能单独应用：Myparentsarebothdoctors.Thereissomethingwrongwithhisbike.Theylovetheirworkinthefactory.小结：形容词性物主代词+名词两种物主代词的不同用法2）名词性物主代词应单独使用，后面不跟名词：MayIuseyourruler?Ihavelostmine.MayIuseyourruler?Ihavelostmyruler.Let’scleantheirroomfirst,andthencleanours.Let’scleantheirroomfirst,andthencleanourroom.Theselettersarehis.Theselettersarehisletters.小结：名词性物主代词=形容词性物主代词+名词物主代词的句法功能1.形容词性物主代词当定语Myschoolisnotfarfromhere.2.名词性物主代词当主语Thisisn’tmyruler.Mineisinmyschoolbag.3.名词性物主代词当表语Thebookonthedeskisn'tmine.4.名词性物主代词当宾语Iforgottobringmypen.MayIuseyours?形容词性物主代词只能当定语。名词性物主代词可以当主语,表语,宾语。名词性物主代词还是形容词性物主代词？1）Someofthestampsbelongtome,whiletherestare______.A.himandherB.hisandhersC.hisandherD.himandhers2)Ourhomeisfinerthan_______.A.yoursorhimB.you’sorhisC.youorhisD.yoursorhisBD3).____schoolismuchbiggerthan____.A.Our,theirB.Ours,theirsC.Our,theirs4).Thedogissopoorbecause____legisbadlyhurt.A.itB.itsC.it’s口诀有“名”则“形“，无“名”则“名”意思是：后面是名词的话，前面就要用形容词性物主代词。后面没有名词的话，就用名词性物主代词。物主代词的注意事项