用括号内所给单词的适当形式填空。

1. There used to ______ (be) a cinema here, didn't there?

2. I'm still afraid of ______ (go) out alone at night.

3. The trees should ______ (water) very often.

4. The Internet makes our life ______ (easy) than ever before.

5. Mary wants to get her ears ______ (pierce).

6. Doing sports is good for your _______ (healthy).

7. He has been ______ (die) for five years.

8. The boy lay on the ground and soon fell ______. (sleep)

9. The singer performed ______. (beautiful)

10. ______ (lucky), he failed in the English exam.