Be 动词的用法：
(1)
Am--was
Is --was
Are--were
口诀：我用am, 你用are, is用在他她它，复数全用are.

(2) 肯定和否定句   
I am (not)  from London.
He is(not) a teacher.
She is(not) in the dining room.
My hair is(not)  long.
Her eyes are(not)  small.

(3) 一般疑问句
Am I a Chinese?  Yes, you are. No, you aren’t.
Are they American?  Yes, they are. No, they aren’t.
Is the cat fat?   Yes, it is. No, it isn’t.

用恰当的be动词填空。
1. I ______ a boy.  ______ you a boy?   No, I _____ not.
2. The girl______ Jack's sister.
3. The dog _______ tall and fat.
4. The man with big eyes _______ a teacher.
5. ______ your brother in the classroom?
6. Where _____ your mother?   She ______ at home.
7. How  _______ your father?
8. Mike and Liu Tao ______ at school.
9. Whose dress ______ this?
10. Whose socks ______  they?
11. That ______ my red skirt.
12. Who ______ I?
13.The jeans ______ on the desk.
14.Here ______ a scarf for you.
15. Here ______ some sweaters for you.
16. The black gloves ______  for Su Yang.
17. This pair of gloves ______ for Yang Ling.
18. The two cups of milk _____ for me.
19. Some tea ______ in the glass.
20. Gao shan's shirt _______ over there.
21. My sister's name ______Nancy.
22. This ______ not Wang Fang's pencil.
23.  ______  David and Helen from England?
24. There ______ a girl in the room.
25. There ______ some apples on the tree.
26. _______ there any kites in the classroom?
27. _______ there any apple juice in the bottle?
28. There _______ some bread on the plate.
29. There _______ a boy, two girls, three men and ten women in the park.
30. You, he and I ______ from China.

谢谢啦.

ＴＨＡＮＫ　Ｕ

谢谢:victory:

谢谢谢谢啦.

谢谢了啊

谢谢！:victory:

<P>辛苦了</P>