sleep的过去分词是：slept；过去时是：slept；第三人称单数现在时是：sleeps；现在分词是：sleeping。
含义英 [sliːp] 美 [slip]
vi. 睡，睡觉
n. 睡眠
n. (Sleep)人名；(英)斯利普
例句1.They were exhausted from lack of sleep.
由于缺乏睡眠，他们非常疲惫。
2.During the car journey, the baby slept.
坐车来的路上，宝宝睡着了。
3.I think he may be ready for a sleep soon.
我想他也许很快就要睡一觉了。
4.I can't get to sleep with all that singing.
那些歌声搅得我无法入睡。
5.I didn't lose too much sleep over that investigation.
我并不太担心那个调查。
