用所给词的适当形式填空
1. The man's _________(foot) are very big. It's hard for him to buy shoes.
2. It's easy to stay ___________(health).
3. I had a lot of ___________(headache) these days, so I should stay at home.
4. It's important to have a __________(balance) diet.
5. You shouldn't eat ________(something) before you see the doctor.
6. Something is wrong with one of my _______(tooth).
7. The boy is doing math ________(exercise) now.
8. "Children, don't talk in class! ", the teacher said ________(angry).
9. Jane speaks English well, so she is ________(activity) in English class.
10. New Year's Day is very important in some ______(west) countries.
