(3)Here is a hair band, so the person can't be a boy.

(4)But then the schoolbag could belong to Rita.

(5)She's always forgetting things.

(6)Then it must be Linda's schoolbag.

2. Put the following sentences into English orally, and then write them down without looking at the text.

(1)它一定是卡拉的。

(2)这本杂志一定是邓文的。

(3)它可能是梅的发带。

(4)要不然这个发带或许是琳达的。

(5)她在野餐，不是吗？

[设计意图：检查学生的预习情况，先英语后汉语，由简到难，逐步掌握重点句型。]

3. Warming up and leading in

The teacher shows a picture first. And then show the others one by one.

A: Whose school uniform is this?

B: Zhang Hao's?

A: I don't think so. It might be Tong Yao's. Let's ask her. Tong Yao, is this your school uniform?

C: No, it's not mine. Is it Zhang Ping's?

A: Let's ask her. Zhang Ping, is this your school uniform?

D: No, it isn't.

　A: So it's not Zhang Ping's school uniform. And it can't be Wang Qian's. Because she doesn't wear it. Then whose school uniform is it?

E: Is it Xu jinmeng's?