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。 1. I ______ a boy. ______ you a boy? No, I _____ not. 2. The girl______ Jack's sister. 3. The dog _______ tall and fat. 4.The jeans ______ on the desk.
二、有be动词的肯定句变否定句。（be动词后面加not） I am from China. I am not from China. He is a teacher. He is not a teacher. She is in the classroom. She is not in classroom. My head is big. My head is not big. Her eyes(眼睛) are small. Her eyes are not 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动词的肯定句变一般疑问句。（be动词提前） She is from China. Is she from China? They are his friends. Are they his friends? The cat is fat. Is the cat fat?
综合练习
用恰当的be动词(am, is ,are)填空。 1. The woman _______ a teacher.
2. ______ your brothers in the classroom?
3. Where _____ your mother? She ______ at home(在家). 4. How _______ your father?
5. Mike and Liu Tao ______ at school（在学校）. 8. That ______ my red skirt. 9. Who ______ I?
10. Here ______ a skirt for you.
11. Here ______ some bread for you. 12. The black jacket ______ for Su Yang. 13. This pair of socks______ for Yang Ling. 15. Some milk ______ in the glass(杯子). 16. Hellen's skirt _______ over there(在那边).
句型转换
1. It is interesting.
否定句：________________________________________________ 一般疑问句：____________________________________________ 肯、否定回答：__________________________________________ 2. Her books are on the table .
否定句：________________________________________________ 一般疑问句：____________________________________________ 肯、否定回答：__________________________________________
1
根据句意，用be动词的适当形式(am, is , are)填空 1. My sister's name ______Nancy.
2. These ______ not Wang Fang's pens. 3. ______ David and Helen like bananas? 4. There ______ a girl in the room.
5. There ______ some apples on the tree.
8. There _______ some bread on the plate(盘子). 10. You, he and I ______ from（来自）China.
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。
2
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