用所给单词的适当形式填空。

1. She can't find the museum, what should she______. (do)?

2. I' m sorry I didn't finish ______ (write) my composition.

3. I need some money ______ (buy) gifts for my family.

4. Children need ______ (organize) activities, but they also need time to play.

5. Would you like ______ (open) the door for me?

6. We thought about ______ (go) to London or New York.

7. Someone ______ (shout) at the poor old man at eight yesterday evening.

8. I ______ (graduate) from Peking University three years ago, and now I am an engineer.

9. Caring for wild animals in danger ______ (be) important.

10. They made a ______ (decide) that they would finish the work in a week.