1. 用方框中所给单词的适当形式填空

harm   wood   science   reuse   fisherman

1. （1） He has two big round new Chinese tables.
3. （2） We all support his research.
5. （3） Smoking is to your health.
7. （4） These won't go out in such a stormy night.
9. （5） things can be used more than once.