英语中be动词的用法很多人不是太了解。导致经常在句子**现错误。下面给大家详细介绍下be动词的用法和练习题，希望对大家有所帮助。be动词用法歌：
我用am,你用are，is连接他，她，它。
单数名词用is，复数名词全用are。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。(be动词)
一、在下面的短文中填上恰当be动词。
i __a girl. my name __mary. i __in class 2, grade 7.
i __12 years this boy __my brother. he___15 years old now. that __my cat,mimi.
it __very lovely.
二、在下面的题目中填上恰当的be动词。1. i __from australia.2. she __a student.
3. jane and tommy friends.4.
my parents __very busy every day.5. i __at school.
6. heat school.
7. westudents.8. theyfrom china.
9. yang lingeleven years old.10.
whereyour friends?11. how oldyou last year?
12. which dogyours?13.
ten and twotwelve.三、用am, is, are填空1) i __a student.2) you __a doctor.
3) _she from jinan?4) _you american?5) it___a car.
6) they __cars
7) _your mother in china?8) _your friends in new york?9) what __her name?
10) these __buses.11) those __oranges.12) where __her mother?
13) how old __your teacher?14) what class __you in?
15. i __a boy. _you a boy?
no, i __not.16. the girl___jack’s sister.
17. the dog __tall and fat.
18. the man with big eyes __a teacher.19. _your brother in the classroom?
20. where __your mother? she __at home.21. how __your father?
22. mike and liu tao __at school.23.
whose dress __this?24. whose socks __they?
25. that __my red skirt.26.
who __i?
jeans __on the __a scarf for you.
29. here __some sweaters for you.30. the black gloves __for su yang.模仿练习。
eg. that is a book.
否定句：that isnota book.疑问句：
isthat a book?回答：yes, it is.
/no, it isn’t.1. this is a coat.
否定句：疑问句：回答：
2. i am a student.否定句：疑问句：回答：
3. you are a star.否定句：疑问句：回答：
4. these are apples.否定句：疑问句：回答：人称单数复数主格宾格主格宾格。
第一人称imeweour第二人称youyouyouyou第三人称。
hehimtheytheysheher
itit第一人称imeweour第二人称youyouyouyou第三人称。
hehimtheytheysheheritit
herhersitsits
复数第一人称ourours第一人称youryours第一人称theirtheirsi.名词所有格练习。
1李明的父母)work in a big hospital.2. this is我妹妹的语文书)3双胞胎的卧室) are very nice.
4王平和王明的父亲) is a hotel manager.5. is this你的好朋友的钢笔) ?
6. they arepeter和sam的老师).7教师节) is on september 10th .
8学生们的桌椅) are very new.9. we are very happy on儿童节).
10. he is in老师的办公室) now.11.
please open教室的门).12赵敏的鞋) are white.
13林红和张蔚的学校) is big and new.14john和sally的母亲) are american.15刘伟的妻子的朋友) is from guangzhou.
16tony哥哥的电脑) is broken.
17. it’s妇女节) on march 8th.
18. are these男生们的书包) ?19. that istom和李雷的教室).
20我父亲的和她父亲的朋友) are from beijing.
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