重點講解：
1. ask to do sth.
要求做某事；文中be asked to do sth. 是被動形式，表示被要求做某事；
eg. I must ask to be excused.
我必須請求原諒。
eg. You know you've arrived when you're asked to appear on TV.
邀請你在電視上亮相的時候，你就知道你已經名聲在外了。
eg. He was asked to arbitrate (a serious dispute) between management and the unions.
他被邀請在資方與工會之間(對一嚴重爭端)作出仲裁。
2. end up
最終；結果；到頭來；
eg. She could have ended up a millionairess.
她本可以成為百萬富婆的。
eg. Every time they went dancing they ended up in a bad mood.
每次他們去跳舞，都會不歡而散。
eg. If you don't know what you want, you might end up getting something you don't want.
如果你不知道自己想要什么，到頭來你可能得非所愿。