用单词的适当形式填空

1. Would you like some____(potato)?

2. Lily decided____(join) the art club yesterday.

3. Please stop____(play) the piano. Your father is sleeping.

4. The snowy weather makes some people____ (feel) sad.

5. The          (leaf) of most plants are green.

装料系统停电，不能上料时，按（）处理，但顶温不能超过250℃。