写出下列单词的复数形式
1.factory _______   2.trunk ____________  3.plant __________
4.seed _________   5.leaf __________ 6. be ___________
7.trunk _________  8.tree __________

—Did you visit your grandma in Hainan?
—No, she ________(be) in Shanghai.

填空题
用am，is，are的正确形式填空。
(1) I ________ baby in 2009.
I ________ a little boy now.
(2) I ________ nine years old last year.
I ________ ten years old this year.

Fill in the blanks with proper verbs (用所给动词的适当形式填空)
1. His sister ________ (climb) onto the desk.
2. The pet cannot _________ (drink) the water.
3. Look! The sheep ________________ (eat) leaves. They are hungry.
4. Where _____ ( be ) you, Dad? Mum needs your help.
5. Joe wants to __________(be) a vet. He likes animals. 
6. Let’s ________(go) fishing this Sunday afternoon.

找出下列句中的错误并改正。
1. He is tell a story.
______________________________
2. He is playing a guitar.
______________________________
3. I is singing a song.
______________________________
4. My mother is wash the clothes.
______________________________