He never drinks except on special occasions.

除非在特别场合，他从不喝酒。

It is not as difficult as it looks.

这并不像看起来那丢难。

He keeps himself fit by running 5 miles every day.

他每天跑五公里以保持身体健康。

Speaking of school, how are your grades this term?

谈到学业，你这学期的成绩如何？

A large number of American radio stations operate in the red.

许多美国电台亏损经营。

You are twenty-one, a grown-up young lady old enough to make up your own mind.

你已经21岁了，已经到了可以自己做主的年龄了。