初中英语BE动词总结

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.They are on the road.(3isWe are in the same class.The books are on the desk.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.A dog is on that street.It is a white cat.2、肯定、否定、疑问（等于号后是简写）否定 be 动词后一般疑问 be 动一般疑问回答肯定词移到主语前一般疑问否定加 not肯定和否定I am =I m .I am not =I mYes,I m.Am I ?Am not I ?not .No,I m not.You are not =YouYes,you are.Are not you. .?You are = you re Are you?aren t =Aren t you ?No,you arenot.It is notIt is=it ?It isn t We are not =WeWe are=We reAre we ?aren t They are not =TheyThey are=They reAre they?aren t例： I am(not) from London.My eyes are(not) small.My hair is(not) long.Yes,sheheItit ? is.=Isn t she it ?No,sheheIt is not.Are not we?Yes,we are.=Aren t we ? No,we are not.Are not they?Yes,they are.No,they are=Aren t they?not.Am I a Chniese? 回答： 肯定： Yes, you are. 否定： No, you aren t.Is the cat fat? 回答：肯定：Yes, it is. 否定： No, it isn t.注意：在一般疑问回答中，肯定回答除I m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?I m 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 grandparents this weekend.否定句 : _一般疑问句 : _8.You were happy yesterday.否定句 :_一般疑问句 : _9.We are twins.否定句 : _一般疑问句 :_10.Mike was tired last weekend.否定句 :_一般疑问句 : _