浙江省衢州市开化县池淮镇初级中学七年级英语语法复习 Be动词的用法总结及专项练习（无答案） （新版）外研版.doc

be动词的用法总结及专项练习be动词的用法口诀 :be动词amisare,我(i)用am，你(you)用are，is连着他(he)，她(she)，它(it)；单数名词用is，复数名词全用are。我们（we）你们（you）和他们（they）都用are;过去式amis变was,are变were;变疑问，往前提，句末问号莫丢弃。变否定，更容易，be后not莫忘记。疑问否定任你变，句首大写莫迟疑。一、be动词与人称代词的搭配1、基本形式：am、are、is（1） am第一人称i+am (注意：“i”无论何时都要大写，不管位于句首还是句中)例：i am a beautiful girl. i am twenty.（2） are第二人称you+are; 一人称复数we+are； 三人称复数they+are 其他复数名词+are (注意：第二人称单复数同形，都为you) 例：you are my good friend. we are in the same class.they are on the road. the books are on the desk.(3 is第三人称he(男) +is ; she(女)+is; it(不是人)+is;其他单数名词+is例：heshe is a good student. it is a white cat.a dog is on that street.2、肯定、否定、疑问（等于号后是简写）肯定否定be动词后加not一般疑问be动词移到主语前一般疑问否定一般疑问回答 肯定和否定i am =im .i am not=im not .am i?am not i?yes,im.no,im not.you are= youreyou are not=you arentare you?are not you. .? =arent you?yes,you are.no,you are not.sheheit is=sheheit is not =sheheit isntis sheheit?is not sheheit? =isnt sheheit?yes,sheheit is.no,sheheit is not.we are=werewe are not=we arentare we?are not we?=arent we?yes,we are.no,we are not.they are=theyrethey are not=they arentare they?are not they?=arent they?yes,they are.no,they are not.例：i am(not) from london.my eyes are(not) small.my hair is(not) long.am i a chniese? 回答： 肯定：yes, you are. 否定： no, you arent.is the cat fat? 回答：肯定：yes, it is. 否定： no, it isnt.注意：在一般疑问回答中，肯定回答除im不可简写,否定回答均可简写。另：特殊疑问句中：wherehowwhowhatwhy+be动词+人称代词或名词？例：what is your name? my name is lili. where are you? im in the classroom.二、be动词专项练习题（一）用be动词适当的词填空。1. i _ from australia.2. she _ an english student.3.mike and tom _ my friends.4. my parents _ very busy every day.6.i _ an english teacher now.7.where _ you from?10.the light _ green.11.my name _ li lei. i _ twelve.12._they your new friends?13. i _ a boy. _you a boy? no, i _ not.14. the girl_ jacks sister.15. the dog _ tall and fat.16. _ your brother in the classroom yesterday?17. where _ your mother? she _at home.18. whose dress _ this?19.that _ my red skirt.20.who _ i?21. some tea _ in the glass.22.jhon _ busy last weekend.23. my sisters name _nancy.24. this _ not wang fangs pencil.25. _ david and helen from england?26.we _ friends.27.she _ a teacher.28.i _ a girl.29.many ants _ in my house.30.his mother _ fat.（二.）写出下列词适当形式:1.i am (缩略形式) _ 2.is (复数)_3.we are (缩略形式) _ 4.are not(缩略形式) _5.is not (缩略形式) _ 6.is/am(过去式形式) _ 7.shes(完整形式) _ 8.its(完整形式) _ 9.theyre(完整形式) _ 10.are(过去式形式) _（三. ）将下列句子变成否定句和一般疑问句1.his brother is a teacher.否定句:_一般疑问句:_2.they are his parents.否定句:_一般疑问句:_3.i was busy last weekend.否定句:_一般疑问句:_4.lucy is gong to the bookstore tomorrow.否定句:_一般疑问句:_5.i am an english teacher .否定句:_一般疑问句:_6.they were busy yesterday.否定句:_一般疑问句:_7.i am going to visit my grandparent