1. 用 be 动词 am ， is ， are 填空

2. 1 、有人称代词的： I ＿＿ a girl. He ＿＿ short. She ＿＿ Alice. It ＿＿ a radio. You ＿＿ a boy. You ＿＿ boys. We ＿＿ in the street. They ＿＿ snakes.

3. 2 、主语可以用人称代词来替代的： My sister ＿＿ beautiful. Peter ＿＿ thin and tall. The yellow sofa ＿＿ very soft. The windows ＿＿ open. Mary and Danny ＿＿ happy.

4. 3 、有指示代词的： This ＿＿ a big tree. That ＿＿ my skateboard. These ＿＿ televisions. Those ＿＿ new bicycles.

5. 4 、 there be 句型： There ＿＿ a bed in her room. There ＿＿ four seasons in a year.

6. 5 、可数名词 单数用 is ，复数用 are. 不可数名词单数和复数都用 is. That pineapple ＿＿ smooth. These robots ＿＿ super. My hair ＿＿ brown. There ＿＿ some water in the glass.

7. 练习： 1.I ＿＿ young.My sister ＿＿ young,too. 2.How ＿＿ you ？ I ＿＿ fine.Thank you. 3. ＿＿ you tall ？ No,I ＿＿ short. 4.The birds ＿＿ green and yellow. 5. What ＿＿ they ？ They ＿＿ chicks. 6. ＿＿ it a butterfly ？ Yes,it ＿＿. 7.These lemons ＿＿ sour. 8.There ＿＿ a rubber on the desk.

8. 9.What ＿＿ this ？ A lizard. 10.How old ＿＿ Ben ？ Ben ＿＿ nine. 11.Those sweets ＿＿ sweet. 12.There ＿＿ some glasses on the table. 13.What colour ＿＿ the car ？ 14.Who ＿＿ that boy ？ He ＿＿ Mark. 15.Eddie and I ＿＿ good friends. 16.What colour ＿＿ the zebras ？ 17.The boy ＿＿ Peter and the girl ＿＿ Alice.

9. 18.What shape ＿＿ these biscuits ？ They ＿＿ triangles. 19.There ＿＿ three glasses of juice. 20.The sheep ＿＿ white and fat.I like them.