1. 用所给词的适当形式填空

1. （1） Danny fell down (跌倒) and hurt his arms  (bad).
   

3. （2） Table tennis is  (popular) than volleyball in China.
   

5. （3） We all think we have a chance of (win).

7. （4） As a student, it's important (not be) late for school.
   

9. （5）   (run) is more boring than playing tennis.