四、Read and number. 同学们正在进行“最强大脑比拼”活动，看看谁能最快将打乱顺序的对话重新排列起来。请你也来读一读，将正确的序号填在句子前面的圆圈里吧。

3 1 7 4 5 6 2

五、Read and complete. Lin Tao和妈妈正在讨论周末的购物计划。请读一读，帮他完成购物清单。
Mum: Let's go shopping this weekend.
Lin Tao: OK. Where are we going on Saturday morning?
Mum: We're going to the shoe store. I will buy a pair of shoes for you. The old shoes are too small. Where are we going on Saturday afternoon?
Lin Tao: We're going to the bookstore. I want to buy some comic books.
Mum: On Sunday morning, we're going to the supermarket to buy some fruit for your grandparents, and then we will visit them.
Lin Tao: How about Sunday afternoon?
Mum: Let's go to the coffee shop. I want to buy some coffee there.
Shopping list

When Where What
Saturday morning the shoe store buy a pair of shoes
Saturday afternoon the bookstore buy some comic books
Sunday morning the supermarket buy some fruit
Sunday afternoon the coffee shop buy some coffee