5. I saw the moon ____ the roof.

4. It ____ Liu Chang three hours to go to his grandparents’ house by train.

II. on / over / above

3. I ____ a lot of money for the house.

2. The book ____ Yang Li five dollars.

I. spend / take / cost / pay

1. Yang Liwei ____ more than 21 hours staying in space.

12.从家到学校

11.乘公共汽车

10.从印度到中国

9.跳过栅栏

8.从洞中通过