VOA慢速英语:Defense Department Investigates Top American Commander in Afghanistan

1. Two were security officers working for the CIA.

work for 为...工作
例句：I am always ready to work for you.
我愿意随时为你效劳。

2. She decided to write a book about him as part of her studies.

decide to do 决定做某事
例句：At this point I don't care what you decide to do.
到这个时候，我不在乎你决定要怎么做了。

3. It was a very sad situation to have a distinguished career like that end in this manner and my heart obviously goes out to him and his family but I think he took the right step.

go out 出去
例句：We saw him go out.
我们看见他出去了。

4. Jill Kelley is known for her high-level social ties to MacDill Air Force Base, which is the home of the American Central Command.

be known for 因…而众所周知
例句：Mozart was to be known for his exceptional talent with music.
莫扎特是以他在音乐上无与伦比的造诣而出名。
tie to 用绳子把…拴于…；使被…束缚
例句：I wear a tie to work every day.
我每天都带着领带上班。