在短短的三年的时间里她不但完成了所有课程，而且还获得了博士学位。

In just three years, she had not only finished all the lessons, but also received her doctor’s degree.

森林不但可以净化空气，而且可以减少噪音。

Forests can not only fresh the air but also reduce noises.

9. either…or

如果考试过关，你可以买一个MP3或去云南玩一趟。

You could either buy an MP3 or go to Yunnan for a visit if you pass the exam.

不是小偷就是守门人把画拿走了。

Either the thief or the gatekeeper took the picture away.

10. Neither…nor

我和他都不知道老人怎么了。

Neither he nor I know what happened to the old man.

他是一个无聊的人，既不爱娱乐，也不爱读书。

He is a boring man. He likes neither entertainment nor reading.

11. as well as

足球和电脑游戏一样深受青年喜爱。

Football as well as computer games is pupular with young people.

他善良又乐于助人。

He was kind as well as helpful.

12. …as well

图书管理除了一些文学书籍，还有大量的杂志。

Apart from many literature books, there are quite a few magazines in our library as well.

这个小孩活泼又可爱。

The child is active and funny as well.

13. One…the other

你看见桌子上有两只笔吗?一支是红色的，另一支是黑色的。

Have you seen two pens on the desk? One is red, the other is black.

我昨天买了两张CD，一个是Backstreets Boys的，另一个是Coco Li的。

I got two CDs yesterday. One is of Backstreet Boys, the other is of Coco Li.

14. Some…others

每个人都很忙，有些在读书，有些在写作。

Everyone is busy in classroom. Some are reading, others are writing.