Unit 7 At the airport--形容词性物主代词和名词性物主代词

Unit7Attheairport-形容词性物主代词和名词性物主代词,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，其人称和数的变化见下表。,my,our,your,your,his,her,its,their,theirs,its,hers,his,yours,yours,ours,mine,物主代词,形容词性物主代词相当于形容词(my/your/his/her/its/our/their)+名词,Isthisyourbook?Isthatyourumbrella?Thesearetheirbooks.Ourschoolisverybeautiful（美丽的）.,1.Whatis_(她的)Englishname？2._(我的)fatherisadoctor.3.Whereis_(你们的)library?4._(我)haveapetcat,_(它的)nameisJoy.5._(我们的)classroomisbig.6._(他们的)booksarecolorful.,her,My,your,I,its,Our,Their,练一练！,形容词性物主代词不能单独使用，其后必须加名词，表示所有：(my/your/his/her/its/our/their)+名词mypen我的钢笔yourbag你的书包hisbike他的自行车herdesk她的书桌itsname它的名字例句：Isthatyourbike?那是你的自行车吗?Thoseareourbooks.那些是我们的书。,如果名词前有形容词性物主代词,就不能同时用冠词(a,an,the)或指示代词(this,that,these,those)修饰此名词。正Thisismypencil.误Thisismyapencil.正Thisisapencil.误Thisisamypencil.,形容词性物主代词与形容词一起修饰名词时,要放在形容词之前。如:hisEnglishbooks他的英语书theirChinesefriends他们的中国朋友,特别提醒,汉语表达常有省略“的”字的习惯,如:我哥哥、你们老师。其中“我”和“你们”的实际意义分别是“我的”、“你们的”,所以英语中只能译成mybrother,yourteacher;而不能译成Ibrother,youteacher。,名词性物主代词=相应的形容词性物主代词+名词,名词性物主代词相当于名词，故其后不必加名词。例如：Yourbedroomisbig.Mine(=Mybedroom)isbig,too.你的卧室大。我的卧室也大。,注意：在使用名词性物主代词时，必须有特定的语言环境，也就是要省略的名词大家已经知道，已经提起过。例：Itshers.是她的。（单独使用大家不知是怎么回事，不可以这样用）Thereisabook.Itshers.那有本书。是她的。（先提及，大家才明白）,练习Exercise,一、用适当的人称代词填空：1._ismyaunt.(she)2.Chinaisadevelopingcountry._isintheeastofAsia.(its)3.Whatdayis_today?_isThursday.(its)4.Ihaveabluebike._hasagreenone.(her),She,It,it,It,She,二、从括号内选择正确的代词填空1._footballclothesareonthedesk.Pleaseputthemon!(you，your)2._EnglishteacherisMrs.Green.(We，Us，Our，Ours)3._cantfindmykite.(I，Me，My，Mine)4.Wecantfind_bikes.Canyouhelpus?(we，us，our，ours)5.Theseare_clothes.(he，him，his),Your,Our,I,our,his,三、选择填空1.Whossingingoverthere?_isSandyssister.A.ThatB.ItC.SheD.This2._willspendthesummerholidayinHawaii.A.She,youandIB.You,sheandIC.I,youandsheD.Her,meandyou3.Heresapostcardforyou,Jim!Oh,_isfrommyfriend,Mary.A.heB.itC.sheD.its,C,B,B,4._pianoistooold,butshestilllikedplayingit.A.SheB.ShesC.HersD.Her5.Weboughtapresentforthem,but_di