1. 用look, taste, smell, feel或 sound 的适当形式填空, 完成句子。

1. （1） This piece of music  very wonderful. Can you play it again?

3. （2） Tim  unhappy today. What's wrong with him?

5. （3） Um, the fish soup  a little sweet. Did you put sugar in it?

7. （4） The flower  good. What is its name?

9. （5） After a few days' rest in bed, Mr. Green  better.