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1、1.1Be動(dòng)詞的三種形式(am,is,are)（一般現(xiàn)在時(shí)態(tài)中）Iaminguangzhounow.Myfather(He)inShanghai.Mysister(She)isinWuhan.Guangzhou(it)acity.We(LucyandI)students.Youareateacher.They(GuangzhouandWuhan)cities.練習(xí)：用am,is,are填空。1．TheU.S._______abigcountry.2．Guangzhou_______oneofthelargestprovinceinChina.
2、3．GuangzhouandShanghai_______mordencities.4．We_______inGuangzhounow.5．I_______astudentinXXschool.6．LucyandI_______teenagers.7．David_______myclassmate.8．You_______mybestfriend.9．Mydog_______mybestfriend.10．Mymotherandsister_______athome.1.2Be動(dòng)詞位置。主語(yǔ)Be補(bǔ)語(yǔ)IamfromChina.Chinaisac
3、ountry.Chinaisbig.Chineseismynativelanguage.YouarefromGuangzhou.ItishotinWuhan.1主語(yǔ)放在句首。作主語(yǔ)的為：人或物。從主語(yǔ)看出我們?cè)谡務(wù)摰氖钦l(shuí)或什么。2Be動(dòng)詞am,is,are放在主語(yǔ)的后面。3最后面的都是補(bǔ)語(yǔ)。以補(bǔ)語(yǔ)結(jié)束句子。補(bǔ)語(yǔ)表明主語(yǔ)的：屬于哪類；地點(diǎn)；對(duì)主語(yǔ)描述等。練習(xí)：用下面的單詞，組成正確的句子。并說(shuō)明是BE動(dòng)詞的哪種用法。例子：big/theU.S.A./isTheU.S.A.isbig.（對(duì)主語(yǔ)分類）1.is/beautiful/China____
4、______________1.is/Texas/abigstate__________________2.hottoday/it/is__________________3.theteacher/from/is/NewYork.__________________4.years/mybrother/is/25/old.__________________5.abigcountry/America/is__________________6.intheclassroom/are/thestudents__________________7.t
5、hemap/onpage3/is__________________8.myparents/inChina/are__________________9.am/I/astudent__________________1.1主語(yǔ)與人稱代詞。Beijingisbig.MyfriendandIareinGuangzhou.ItisintheNorth.WeareinGuangzhou.Mysisiterisastudent.MycousinsareinShanghai.Sheisveryhappy.TheyareinShanghai.Myfathe
6、risatwork.ChinaandKoreaarecountries.Heisbusy.TheyareinAsia.Youaremyteacher.MrGaoandyouaremyteachers.Youaremyteachers.1主語(yǔ)可以是人稱代詞。來(lái)代替人的名字，或者物。人稱代詞7個(gè)：I;we;you;he,she,it,they.三人稱單數(shù)是指:he,she,it.或者一個(gè)的人，物：myfather,adog.2名詞單數(shù)指只有一個(gè)人或物。名詞復(fù)數(shù)指兩個(gè)或者兩個(gè)以上的人或物，復(fù)數(shù)名詞以S結(jié)尾。（adog;twodogs）主語(yǔ)是單數(shù)時(shí)B
7、e動(dòng)詞用is,主語(yǔ)是復(fù)數(shù)時(shí)，用are.I后面用am.Iamastudent.Dogsareanimals.Mymotherandfatherareteachers.注意TheUnitedStates(theU.S.)雖然以S結(jié)尾，但表示單數(shù)。TheUnitedStatesisabigcountry.總結(jié)：Iam,weare,youare,heis,sheis,itis,theyare.3You有兩種意思：你，你們。BE動(dòng)詞都用are.到底是哪種意思，要看后面的名詞。Youareastudent.(你)Youarestudents.（你們）4當(dāng)
8、主語(yǔ)是另外一個(gè)人和I時(shí)。Be動(dòng)詞用are.并把另外一個(gè)人的名字放I之前，表示對(duì)別人的尊重。JohnandIaregoodfriends.5主語(yǔ)用人稱代詞it來(lái)談?wù)摃r(shí)
