根据句意及所给首字母提示填空，使句子意思通顺、完整。

1. There is a new book on the t_____ of the box.

2. On my 15th birthday, my father gives me a birthday g _____ .

3. Lu Xun was an o_____ Chinese writer.

4. If you eat more vegetables and fruits, you'll keep f _____ .

5. Could I i _____ my friends to your party?

6. How many _____ (三明治) would you like?

7. John is a  _____ (天赋的) actor.

8. I spent an hour _____ (打扫) my room.

9. — Who _____ (写) this piece of music?

     — Mozart did.

10. I live in a town _____ Alice Springs. (叫做)

11. Look at the dark clouds in the sky. It  _____(下雨) soon.

12. In my family Dad is _____ (忙碌).

13. English is a useful _____ (外国的)language in our country.

14. Li Ying is not as _____ (幽默) as Li Li.

15. Maria won the _____ (一) prize in yesterday's swimming competition.