英语Be动词用法讲解与练习1份

be动词的用法
一、口诀：我用am,你用are, is用在他她它，复数全用are。

例题：
1.1 ______ a boy. _____ you a boy? No, I _____ not.
2. The girl ____ Jack's sister.
3. The dog _________ tall and fat.
4. _____________ The jea ns on the desk.
二、有be动词的肯定句和否定句
I am from London. * I am not from London.
He is a teacher. ------ k
She is in the dining room. ---------- *
My hair is long. ------
Her eyes are small. ------ ►
归纳：在有be动词的句子中，改否定句时只要在be动词______ 加上____ <三、有be动词的一般疑问句
Am I a Chin ese? Yes, you are. No, you aren ' t.
Are they America n? Yes, No,
Is the cat fat? Yes, No,
四、Be动词在一般过去时中的变化：am--was is --was are--were ⑴was no t=was n't were no t=were n 't
带有was或were的句子，其否定、疑问的变化和is, am, are 一样，即否定句在was或were后加not，—般疑问句把was或were调到句首。

例题：
1.1 ______ at schooljust now .
2. He _______ at the campast week.
3. We _______ stude ntstwo years ago.
4. They ______ on the farma mome nt ago.
5. Yang Ling _______ eleve n years oldast year.
6. The mobile pho ne _____ o n the sof孕esterday eve ning.
五、there be句型中be动词的用法
1、在there be句型中，主语是单数，be动词用is；主语是复数，be动词用are ；如有几件物品，be 动词根据最近be 动词的那个名词决定。

2、there be 句型的否定句在be 动词后加not ，一般疑问句把be 动词调到句首。

例题：
1 、There _________ a lot of sweets in the box.
2、_________________ T here some milk in the glass.
3、__________________ There -some peopleunder the the big tree.
4、_________________ T here a picture and a map on the wall.
六、综合练习
用恰当的be动词填空。

1. My sister's name ____ Nancy.
2. This ____ not Wang Fang's pencil.
3. _____ David and Helen from England?
4. There _____ a girl in the room.
5. There _____ s ome apples on the tree.
6. _____ there any kites in the classroom?
7. _____ there any apple juice in the bottle?
8. There ______ some bread on the plate.
9. There ______ a boy, two girls, three men and ten women in the park.
10. You, he and I ____ from China.
1 1 .There __________ a box of rubbers near the books.
12.There ___________ lots of flowers in our garden last year.
1 3.There ___________ a tin of chicken behind the fridge yesterday.
14. There ___________ four cups of coffee on the table.
15. There ______ an apple on the plate yesterday.
16. There ______ some milk in the fridge on Sunday.
句型转换
1. It was exciting.
否定句：
一般疑问句：________________________________________________ 肯、否定回答：______________________________________________ 2. All the students were very excited.
否定句：____________________________________________________ 一般疑问句：________________________________________________ 肯、否定回答：______________________________________________ 3. They were in his pocket.
否定句：____________________________________________________ 一般疑问句：________________________________________________ 肯、否定回答：______________________________________________ 4. There was a car in front of the house just now.
否定句：____________________________________________________ 一般疑问句：________________________________________________ 肯、否定回答：______________________________________________ 肯、否定回答：_____________________________________________ 根据句意，用be 动词的适当形式填空
1. The man with big eyes ______ a teacher.
2. _____ your brother in the classroom?
3. Where ____ your mother? She _____ at home.
4. How ______ your father?
5. Mike and Liu Tao ____ at school.
6. Whose dress ____ this?
7. Whose socks ____ they?
8. That _____ my red skirt.
9. Who _____ I?
10. Here ____ a scarf for you.
11. Here ____ some sweaters for you.
12. The black gloves _____ for Su Yang.
13. This pair of gloves _____ for Yang Ling.
14. The two cups of milk ___ for me.
15. Some tea _____ in the glass.
16. Gao Shan's shirt ______ over there.
本课学习小结：
1 be 动词的用法：我用 ____ ; 你用_____ ; ____ 用在他她它; 复数全用___ 。

2在有be动词的句子中，改否定句时只要在be动词 _______ 加上___ 。

改一般疑问句时，将________ 移到句首。

3 be动词在一般过去时中的变化：am-- ______ ; is -- ________ ; are-- ________ 4在there be 句型中，主语是单数，be 动词用_________ ；主语是复数，be 动词用____________ ；如有几件物品，be 动词根据___________ 的那个名词决定。