1. 句型转换

1. （1） Alice did her homework last night. (改为一般疑问句)

   Alice her homework last night?

3. （2） Tom got up early in order to catch the first bus to Chongqing. (改为同义句)

   Tom got up early he could catch the first bus to Chongqing.

5. （3） Let's go and help the old man to cross the road. (改为反意疑问句)

   Let's go and help the old man to cross the road, ?

7. （4） This bike is Alice's. (对划线部分提问)

   bike is it?

9. （5） Bob goes to the movies twice a week. (对划线部分提问)

   does Bob go to the movies?

11. （6） I saw him take your umbrella. (改为被动语态)

    He was seen your umbrella.

13. （7） This exercise is easier than the other two. (改为同义句)

    This exercise is of the three.

15. （8） The boy with a ball in his hand is my brother. (改为含定语从句的复合句)

    The boy a ball in his hand is my brother.

17. （9） Are there any apples in the basket? Ann wants to know. (合并为一句)

    Ann wants to know there any apples in the basket.

19. （10） We will use up the materials if we don't recycle them. (改为同义句)

    The materials will be up if they are not .