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1、be动词be动词意思和用法很多，一般的意思是：是，此种用法，有多种变化形式，is，am，are，was，were，being，been，to be.另外，be动词还有成为的意思。根据句子中不同的人称、数和时态，应该选择相应的be动词。动词的意思be动词意思和用法很多，一般的意思是：是，此种用法，有多种变化形式，is，am，are，was，were，being，been，to be.另外，be动词还有成为的意思。根据句子中不同的人称、数和时态，应该选择相应的be动词。要看句语的时态:如果是一般过去时,就用was/were如果是一般现在时,就用am/is/are如果是一般将来时,就用will be
2、然后看主语的人称及复数形式:一般过去时：第一人称和第三人称的单数形式，则用was第一人称和第二人称、第三人称的复数，则用were一般现在时：第一人称单数形式，用am第三人称单数形式，用is第一人称复数、第二人称、第三人称的复数形式，则用are一般将来时：will be口诀：一般时态有关be动词的口诀我I用am，你you用are，is他/她/它，单数is 复数are 他们they 也用are 你们you 也用are1be动词的用法be （be/is/are/am/was/were)bi:现在时 I am, you are, he is, we are, you are, they are （缩略
3、式 Im, youre, hes, were, youre, theyre）, （否定缩略式 Im not, isnt, arent）, 过去时 I was, you were, he was, we were, you were, they were （过去时否定缩略式 wasnt, werent）,过去分词been,现在分词being英语的“be”是个特殊动词；有些语言，如马来文等，并没有“be”这样的动词。“Be”除了原形的“be”之外，还有另外七种形式：am, is, are, been, being, was, were.在句子中，“be”可以是主动词(The Principal V
4、erb)或助动词(The Auxiliary Verb)2例句对照【当做主动词时，“be”在性质上属于接系动词(The Linking Verb), 后面要有名词、形容词、地方副词或短语作补足语(The Complement)。】例如：The man is a science teacher.这个男子是一位科学教师。Marys new dresses are colourful.玛丽的新衣服色彩鲜艳。I have been there before.我以前去过那里。My mother is in the kitchen now.母亲现在在厨房。【这四个都是陈述句，可以变成疑问句，方法简单，把主
5、语和“be”或助动词对换位置即可：Is the man a science teacher?Are Marys new dresses colourful?Have I been there before?Is mother in the kitchen now?【当“be”要在祈使句中出现时，它必须借助 助动词“do”或“dont”之助，如：Dont be silly!Do be obedient!Dont be a fool!【“Be”有两种缩写法，如下：Hes not./He isnt.Youre not./You arent. 一用be动词适当的词填空。1. I _ from Aust
6、ralia.2. She _ a student.3.Jane 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 is _ Li Dong.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 _
7、 tall and fat.16. _ your brother in the classroom?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.Gao shans shirt _ over there.23. My sisters name _Nancy.24. This _ not Wang Fangs pencil.25. _ David and Helen from England
8、?26. We _ friends.27. She _ a teacher.28. I _ a girl.29. Many ants _ in my house.30.His mother _ fat.31.He _ in Class 4, Grade 1.32.What _ your name?33. These _ buses.34. What class _ you in?35.It_ a car.36.Helen_ a student37.This _my book.38.My father_a cook.39.Jacks friend_in Class One.40.You _ a
9、doctor.41. They _ cars.42.That_her dog.43.The cat_on the desk.44.The books_under the table.二.选择1.She _ Miss Hen. A.be B.am C.is2.I _ sorry. A./ B.am C.are3.Here _ my ball. A.is B.are C.am4.You _ number eight. A.are B.is C.am5.What_this？ A.is B.are C.be6.Helen_ a student. A.be B.am C.is7.Those _orang
10、es. A.is B.are C.am8. How old _your teacher? A.be B.am C.is9. Where _ _ her mother? A.are B.is C.am10.The two cups of milk _ for me. A.is B.are C.be11. Eric and Kathy _ my students. A.are B.is C.am12. Your books _ not good. A.is B.are C.be13. He _ a boy. A.be B.am C.is14. It _ my dog. A.is B.are C.b
11、e15.Whose socks _ they? A.are B.is C.am16. _ there any chairs in the classroom.A.Is B.Are C.Am17 .The man with big eyes _ a teacher. A.be B.am C.is18.How _ your father? A.is B.are C.be19.Mike and Liu Tao _ at school. A.are B.is C.am20.I _ a student. A.be B.am C.is21. They _ teachers. A.is B.are C.be
12、22.This_my mother. A.are B.is C.am23._ you a student? Yes,I am. A.Am B.Is C.Are24.The jam _ good for my grandma. A.is B.are C.be三.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.can not(缩略形式) _7.shes(完整形式) _ 8.its(完整形式) _9.theyre(完整形式) _ 10.dont(完整形式) _【但“a
13、m + not”的缩写法只有一个：Im not.有人用“aint”, 但这并不是标准英语。谈过了“be”作主动词的功能，现在看看“be”作助动词时，有些什么用法：【1.】“Be + 现在分词”以组成进行式时态(Continuous Tenses)，如：Tonys maid is washing his new car.The children are playing in the field.Samuel was eating when I came in.We have been living here since 1959.【2.】“事/物人 +Be + 过去分词”以组成被动语态(The Passive Voice),如：Her money in the drawer was stolenA number of good jobs are taken up by foreignersDavid studied in Taiwan but has been trained as a language lecturer in AmericaCan all the wonderful birds be found in our Bird ParkThe disobedient boy was told to stand out- s
