T: Yes, It's big and heavy.（板书 big and heavy）

　　教学单词 heavy

T: Let's go on and find out what's the green bag like?

继续听图二的录音，

T: Yes, the green bag is small and light. It's got two pockets.

(板书small and light two pockets.)

　　 教学单词light pocket

T: Let's listen to picture 3 and find out what's the blue bag like?

It's big and light. It's got four wheels.

(板书big and light four wheels)

3. 操练所有单词： 猜口型，高低音，what's missing？

4. 质疑：

It's= It is

It's got= It has got

在文中this green one的one是什么意思？

5.read and tick.

6.Fill in the blank :retell the story.

Step 4 Practice:

1. Say your bags

2. Review

3．Look and say 看图组织句子表达

4. Do some riddles

Step 5 Homework