i couldnt sleep vs i couldnt slept

The correct phrase is "I couldn't sleep." The verb "sleep" should be in the base form after modal verbs like "could." The incorrect phrase "I couldn't slept" uses the past participle form of the verb, which is not appropriate in this context.

Last updated: March 31, 2024 • 798 views

i couldnt sleep

This phrase is correct and commonly used in English.

This phrase is used to express the inability to fall asleep in the past. The verb "sleep" is in the base form after the modal verb "could."

Examples:

I couldn't sleep last night because of the noise.
She couldn't sleep before an important exam.
They couldn't sleep on the uncomfortable bed.
He couldn't sleep after drinking too much coffee.
We couldn't sleep on the plane due to turbulence.

i couldnt slept

This phrase is incorrect in English.

Alternatives:

I couldn't fall asleep.
I couldn't get to sleep.
I couldn't drift off.
I couldn't catch any Z's.
I couldn't hit the hay.

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i couldnt sleep vs i couldnt slept

i couldnt sleep

i couldnt slept

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