企业总是倾向于增大风险以获得高收益。这种行为实际上是对债权人的利益损害，所以某些债券合约上标有一些限制条款，防止此类风险的发生。
参考答案：对
根据句意和提示写出单词。
1. Healthy l_____ is very good for our study and work.
2. Jack's eating habits are pretty bad; he doesn't like v_____ or fruit.
3. Jim e_____ twice a day, so he is very strong.
4. I s_____ go to the beach. It's pretty beautiful.
5. If you eat too much junk food, you'll be u_____.
—Are there any video tape in the drawer?
—Yes, . [ ]
A. there is
B. there's
C. there are
D. there're
