1. 用方框内所给词的适当形式填空。

shake, sound, smell, polite, worry

1. （1） The flower  sweet. I like it.

3. （2） The story  interesting. Many children like listening to it.

5. （3） When my American friend saw me, we  hands.

7. （4） We should speak to the old .

9. （5） The old woman looked very  because she lost her money.