1. These old people are unaccustomed to the _______(压力) of modern life.
2. For more information, _______(咨询) your local office of the Equal Employment Opportunity Commission.
3. Gao Kun is admired for his _______ (贡献) to the scientific research.
4. But _____________ (不幸的是)，something unexpected prevented him from coming.
5. They rebuilt the dam to provide __________(安全保障) against floods.
6. She told us about some of the amusing __________ (事情)of her holiday.
7. I think I have come to understand the ___________________(重要性) of your work.
8. We tried to stop the flames from spreading, but we knew it was ___________(没有希望).