选择合适的词并以正确形式填空。

1. She fastened her_______tightly around her waist.
2. Our latest model of phone has several new ______.
3. They ______ to kill him unless he did as they asked.
4. There is a growing _______ towards earlier retirement.
5. He _______ in his letter that he might be moving abroad.
6. I didn't _______ want any more food, but Mary forced it on me.
7. Drunken drivers are a serious threat to other road _______.
8. I’m not an expert, so I can only speak in______terms on this matter.
9. She decided to sound the _______ to warn people that the situation was dangerous.
10. The_______age of the US soldiers who fought in the Vietnam War was 19.