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1、------------------------------------------作者xxxx------------------------------------------日期xxxxbe动词用法全解【精品文档】1.1Be动词的三种形式(am,is,are)（一般现在时态中）Iaminguangzhounow.Myfather(He)inShanghai.Mysister(She)isinWuhan.Guangzhou(it)acity.We(LucyandI)students.Youareateacher.They(GuangzhouandWu
2、han)cities.练习：用am,is,are填空。1．TheU.S._______abigcountry.2．Guangzhou_______oneofthelargestprovinceinChina.3．GuangzhouandShanghai_______mordencities.4．We_______inGuangzhounow.5．I_______astudentinXXschool.6．LucyandI_______teenagers.7．David_______myclassmate.8．You_______mybestfriend.9
3、．Mydog_______mybestfriend.10．Mymotherandsister_______athome.1.2Be动词位置。主语Be补语IamfromChina.Chinaisacountry.Chinaisbig.Chineseismynativelanguage.YouarefromGuangzhou.ItishotinWuhan.1主语放在句首。作主语的为：人或物。从主语看出我们在谈论的是谁或什么。2Be动词am,is,are放在主语的后面。3最后面的都是补语。以补语结束句子。补语表明主语的：属于哪类；地点；对主语描述等。练习：用下
4、面的单词，组成正确的句子。并说明是BE动词的哪种用法。【精品文档】【精品文档】例子：big/theU.S.A./isTheU.S.A.isbig.（对主语分类）1.is/beautiful/China__________________2.is/Texas/abigstate__________________3.hottoday/it/is__________________4.theteacher/from/is/NewYork.__________________5.years/mybrother/is/25/old._______________
5、___6.abigcountry/America/is__________________7.intheclassroom/are/thestudents__________________8.themap/onpage3/is__________________9.myparents/inChina/are__________________10.am/I/astudent__________________1.1主语与人称代词。Beijingisbig.MyfriendandIareinGuangzhou.ItisintheNorth.Wearein
6、Guangzhou.Mysisiterisastudent.MycousinsareinShanghai.Sheisveryhappy.TheyareinShanghai.Myfatherisatwork.ChinaandKoreaarecountries.Heisbusy.TheyareinAsia.Youaremyteacher.MrGaoandyouaremyteachers.Youaremyteachers.1主语可以是人称代词。来代替人的名字，或者物。人称代词7个：I;we;you;he,she,it,they.三人称单数是指:he,she,i
7、t.或者一个的人，物：myfather,adog.2名词单数指只有一个人或物。名词复数指两个或者两个以上的人或物，复数名词以S结尾。（adog;twodogs）主语是单数时Be动词用is,主语是复数时，用are.I后面用am.Iamastudent.Dogsareanimals.Mymotherandfatherareteachers.注意TheUnitedStates(theU.S.)虽然以S结尾，但表示单数。TheUnitedStatesisabigcountry.总结：Iam,weare,youare,heis,sheis,itis,theyare
8、.【精品文档】【精品文档】1You有两种意思：你，你们。BE动词都用are.到底
