1. You won't know how important it is to keep healthy____ (直到你失去健康).
2. ______(习惯了攀登陡峭的山), he had no difficulty reaching the top.
3. He______(因偷车陷入麻烦).
4. I'm sorry for______(遗漏了一个重点)in your speech.
5. His grandfather has_____(习惯了山区生活) from his childhood.
6. I______(受益很多)my teacher's advice.
7. How do you______(成功搬运那么重的一个 箱子)?
8. I have______(决定为弟弟的生日买一辆自行 车).
9. You______(会面临危险)if you go on board in such bad weather.
10. His success is______(完全是因为他的努力 工作)．