三年级be动词练习题
一.be动词用法口诀
我（I）用am,你（you ）用are，
is连接他（he），她（she），它（it）。
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。
二、在下面的短文中填上恰当be动词。
I ______ a girl. My name _______ Mary. I ______ 12 years old. Here ______ my family photo. Look! These ______ my parents and those _______ my grandparents. This boy ______ my brother. He ________ 15 years old now. That ______ my cat, Mimi. It ______ very lovely.
三、用be动词完成句子。
I ________ Kitty.
She _______ a student.
Jane and Tom _________my friends.
My sisters _______ tall.
I _______ at home now.
We ________ students.
They ________ in the zoo.
Yang Ling ________ ten years old.
The cat _______ on the chair.
Where ________ your friends?
____ she Kitty?
_____ you Chinese?
He_____in Shanghai.
It_____a car.
They____cars
What____ your name?
These_____buses.
Where_____your mother?
四、把下列句子改为一般疑问句
1.That boy is Mike.
__________________________________________
2.This is my school.
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3.These are my books.
__________________________________________
4.Dale is my friend.
__________________________________________
5.Grace and Helen are sisters.
__________________________________________
五、请将下列各题做出肯定，否定回答：
1.Is this a box?
Yes,________. No,________________.
2.Is Mike your brother?
Yes,______________. No,_______________.
3.Is Peter at home?
Yes,______________. No,_______________.
4.Are they pandas?
Yes,______________.No,_______________.
4.Is this your coat?
Yes,_______ _______.No,_______________.
5.Is that a teacher`s desk?
Yes,______ ______.No,_______________.
六、把下列句子改为否定句
1.His brother is a teacher. _____________________________________
2.Those are his parents. ________________________________________
3. I’m a girl. __________________________________________
4. The ruler is on the table. __________________________________________
5. Tom is my teacher. __________________________________________
6. My jackets are 20 yuan . __________________________________________
7. This is a pen . __________________________________________
8. My name is Cindy. __________________________________________
9. They are my father and my mother.
__________________________________________
10. He is my brother. __________________________________________
11.I like cookies very much.
__________________________________________。