1. What time is it?
    现在几点钟?

2. When he was better, he joined the army for a time as a surgeon and went on an expedition to Portugal.
    以后刚好一些，他就参军成为一名外科军医，随军远征葡萄牙。

3. Within seconds, a small display unit on the checker´s right shows the name and price of the item; at the same time this information is printed on a strip of paper.
    瞬间功夫，在收款员右手的一个小型显示器上就显示出商品名称、价格，同时这些信息就印在了一张长纸条上。

4. While they were talking the baby was sleeping restlessly, uttering little cries from time to time.
    他们说话时，孩子睡得很不踏实，还不时地哭几声。

5. We did owe nearly a pound, but I´ve been paying it off a little at a time."
    我们确实欠过近一镑的钱，可我一直在一点一点地还。”

6. Working time is considered precious.
    工作时间被认为是宝贵的。

7. It requires much time, commitment and discipline to keep up with the flow of the course.
    它需要花更多的时间，需要学习者专一、自制，以跟上课程进度。

8. When other people are finished and having fun is most likely the time when online students do their course work.
    别人已完成作业开始玩耍，而此时网络学生却很可能还在上课。

9. When you see a person for the first time, even though he doesn't speak to you, you begin watching him — his actions, his attitude, his clothing and many other things.
    在你初次见到一个人的时候，即使他不跟你说话，你也开始观察他了：他的行动、态度、衣着，以及其他许多情况。

10. What should I do? During this very difficult time, I couldn't tell anyone for fear I wouldn't be able to compete in the Olympics if people learned I was HIV-positive.
    我该怎么办？然而在这艰难的时刻，我却不能把这些告诉任何人，因为一旦人们知道我是艾滋病毒阳性，我便不能参加奥运会比赛了。