slept的原形是sleep。slept是sleep的过去式和过去分词形式，只作动词，含义有睡觉、入睡、可供…睡觉、可供…住宿；而sleep可作名词和动词，含义有睡眠、一觉、眼屎、睡等。
一、sleep的基本含义及用法介绍
1、作为动词，意为睡;睡觉;入睡;可供…睡觉;可供…住宿。
例句：I couldn't sleep because of the noise.
嘈杂声吵得我睡不着。
The hotel sleeps 120 guests.
这家旅馆可供120位客人住宿。
They were exhausted from lack of sleep...
由于缺乏睡眠，他们非常疲惫。
I think he may be ready for a sleep soon.
我想他也许很快就要睡一觉了。
The church bells keep me from sleeping.
教堂的钟声使我不能入睡。
2、作为名词，意为睡觉;睡眠;睡眠时间;一觉;眼屎。
例句：I need to get some sleep .
我得睡一会儿。
Did you have a good sleep?
睡得好吗？
During the car journey, the baby slept...
坐车来的路上，宝宝睡着了。
二、slept的含义及用法
slept作为动词，意为睡;睡觉;入睡;可供…睡觉;可供…住宿。
例句：I slept very little last night.
昨晚我几乎没怎么睡。
He can't have slept through all that noise.
他不可能在那种闹哄哄的环境里睡好觉。
I slept at my sister's house last night.
昨晚我住在妹妹家了。
It was the first time in his life that he'd slept out of doors.
那是他有生以来第一次露宿。
Steve took a turn driving while I slept.
我睡觉时，史蒂夫接着开车。
