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.
