couldn't sleep in English
was unable to fall asleep
Use "couldnt sleep" in a sentence
1. The mosquitoes annoyed me so much I couldn't sleep.
2. I couldn't sleep because the bed was so uncomfortable.
3. I couldn't sleep but kept tossing and turning in bed all night.
4. I couldn't sleep-my mind was whirling from all that had happened.
5. The air in the room was heavy and dank, and I couldn't sleep.
6. I couldn't sleep, but kept tossing and turning/tossing about in bed all night.
7. I couldn't sleep: my mind was still whirling from all I had seen and heard.
8. Some said they couldn't sleep with the light off, and many were terrified of spiders after seeing "Arachnophobia."