1. 用适当的介词填空

1. （1） They have lots of balls a very good price in their store.

3. （2） They sell apples only ￥5 each Jin（斤）．

5. （3） boys and girls, we have lots of hamburgers and ice cream.

7. （4） I need bags sports.

9. （5） The pencils all colors are for just l yuan.

11. （6） Have a look Mr. Cool's Store!

13. （7） Come and see your parents, please!

15. （8） Welcome our school!

17. （9） The computers and TV are sale.

19. （10） —Where can I buy them?
    

    —You can go and see Hualian Store.