1. One night he drank some black coffee, contrary to his usual habit, and was unable to sleep.
    一天夜里，他一反常规，喝了些清咖啡，于是无法入睡。

2. I suggest you get enough sleep and take some vitamin C pills.
    我建议你睡眠充足, 并服一些维他命C丸.

3. In fact a basic amount of movement occurs during sleep
    事实上，睡眠状态下仍有着基本的活动量，

4. If one group of people were disturbed from their eye-movement sleep for several nights on end,
    如果有两组人，一组人连续几夜在眼球队活动时被叫醒；

5. In spite of my parents' objections, I go back to sleep, and I miss some of the most magnificent scenery on the North American continent.
    尽管我父母反对，我又蒙头大睡，因此我错过了北美大陆上一些最壮观的景色。

6. I retreat into sleep; I sleep through the day and the night, and my parents can't shake me out of it.
    我又蒙头睡觉,从早睡到晚，连父母都无法把我从睡梦中摇醒。

7. It seemed impossible for people of the city to do their daily jobs, to work and eat and sleep and carry on the business of life, with the crash of bombs all around them and planes spitting fire in the skies above.
    炸弹在四周爆炸,飞机从空中向下扫射，市民们似乎不可能照常工作、上班、吃饭、睡觉、从事日常的事务。