1. She ___________ (自愿) her services for relief work.

2. His services to the country were never officially ___________ (承认).

3. Fresh air is ______________ (有益的) to one’s health.

4. I ___________(同意) of your trying to earn some money.

5. During one’s _____________ (青春期), one can easily be nervous.

6. I’ve made a few minor ______________(调整) to the seating plan.

7. As a young man, he worked as a ___________ (店主) in town.

8. She can look back on her career with great ____________(满意).

9. She’s ________ (挨饿)herself to try to lose weight.

10. We played chess two or three times ________ (每周地).