根据句意及所给提示，补全单词或用单词、固定短语、固定搭配的正确形式填空。 1. E______

根据句意及所给提示，补全单词或用单词、固定短语、固定搭配的正确形式填空。

1. E______ fresh vegetables and doing enough exercise will be good for your health.
2. My grandmother was______ (water) flowers in the garden when I came back.
3. Everyone should study hard. The more you learn, the______ (wise) you will be.
4. We have trouble in ______ (解决) this problem.
5. Students are not ______ (允许) to drink at school.