Sleep well!
I couldn't sleep because of all the noise next door.
I slept late on Sunday morning.
How can Jayne sleep at night with everything she has on her mind!
I watch television, I read magazines or I sleep. (Skills for Life (Entry 1); A1; Slovak)
I didn't know what to say to Laura, so I decided to sleep on it.
I was so excited last night - I didn't sleep a wink.
Nevertheless, due to the fact that I hadn't slept a wink the previous night, I began to fall asleep. (Certificate of Proficiency in English; C2; Catalan)
She accused him of sleeping with her friend.
Liza dreams of becoming a "real actress" and plays a very naive character who is willing to sleep with anyone who might lead her to success. (Certificate of Proficiency in English; C2; Bulgarian)
I have to get some sleep - I'm exhausted.
After that, I was very tired and went home to get some sleep. (Preliminary English Test; B1; German)
I was so worried, I couldn't get to sleep at all last night.
I usually sit up in bed and read for a while before going to sleep.
Since it's quite hot here I bought a fan, I have to use it at night otherwise I can't get to sleep. (Preliminary English Test; B1; Korean)
He fell into a deep sleep.
I need a sunny and friendly bedroom that give[s] me a relax[ing] sleep. Because a good sleep is [an] important thing to begin a new day. (Preliminary English Test; B1; German)
I know she's angry with me, but I'm not losing any sleep over it.
[There] was just one house, a magnificent mansion behind a high fence, that bothered me a bit. No one from there came to meet me. But in the hassle of the first few weeks I was simply too busy to lose any sleep over it. (Certificate of Proficiency in English; C2; Polish)