用所给词的适当形式填空。

1. I never feel ______(bore) when he is with me, because he's very funny.

2. I think the food my mother cooks is ______ (tasty) of all.

3. Could you tell me the ______ (high) of the building?

4. They decided ______(not go) to the park because they had too much work to do.

5. ______ (able) to sleep, I got up and made myself a drink.

6. — Didn't you hear the doorbell, dear?  

    —Sorry. I______(listen) to Pop music.

7. Some wild animals are in danger of the ______ (lose) of living areas.

8. There are more and more ______(nature) disasters in the world.

9. Many birds can live ______ (comfortable) in Zhalong all year round.

10. I'll watch the dolphin show alone if Tom ______ (be not) free tomorrow.

11. Tim and I are good friends, and we keep our secrets to ______(we).

12. —Would you like to see the maple (枫树) ______ (leaf) in Hongmei Park ?

      —I'd love to!

13. All of the students were excited at Yao Ming's ______ (arrive)

14. Do you have a great time ______(chat) with each other during lunchtime?

15. Our English teacher encourages us ______ (speak) English as much as possible.