用所给词的适当形式填空。

1. I think you have made a good            (decide).

2. He told me that he            (go) to the beach the next day.

3. We’re supposed            (finish) homework on time.

4. The boys            (play) soccer when I got there.

5. My parents            (buy) me a new bicycle yesterday.

6. The children enjoyed            (they) on the Great Wall.

7. I like swimming because it can make me            (keep) fit.

8. The yellow pants are            (cheap) of all.