1. The library is always quiet even on very busy days.
    图书馆里总是安安静静的，即使在人很多的时候。

2. They keep themselves so busy that they have no time or energy to deal with their real problems.
    他们让自己处于极度忙碌的状态，这样他们就没有时间或精力去对付他们的现实问题了。

3. The few remaining working lines will be busy with the calls that naturally occur after a disaster and it will be difficult to call from one part of the city to another.
    剩下的为数不多的可用线路会很忙，因为灾难之后自然会有许多电话，要从市里的一个地方打到另一个地方会很困难。

4. No matter how busy you are, he always insists on coming with you.
    不管你多忙，他总是坚持要跟你去。

5. Napoleon was too busy and dozens of other efforts were abandoned including serious ones in 1884, 1923, and 1974.
    然而拿破仑太忙，而以后的多次努力都无功而返，其中重要的几次分别在1884年、1923年和1974年。

6. He was busy assembling the bike.
    他忙着装配自行车。

7. Her eyes were fixed on her plate and in a short time, she was busy eating.
    她的眼睛盯着自己的盘子，不一会儿就忙着吃起来了。

8. How busy everybody is!
    大伙儿多忙呀!

9. He had helped me lift the veil that grows so quickly over our eyes in this busy world, to see a whole new realm I'd failed to appreciate before.
    在这忙碌的世界里，一层快速形成的面纱遮住了我们的双眼，是他帮我揭开了这层面纱，见到了一个以前从未好好欣赏的崭新世界。

10. During the summer months, the monastery is very busy, for it is visited by thousands of people who cross the Pass in cars.
    夏天的几个月里，修道院十分忙碌，因为有成千上万的人驾车通过山口，顺道来修道院参观。