It usually takes me a while to fall asleep, but last night I was out as soon as my head hit the pillow.
After a long day at work, he was fast asleep within minutes of hitting the bed.
The baby was sound asleep in her crib, not bothered by the noise outside.
She was in such a deep asleep that she didn't even hear the alarm go off.
The driver fell asleep at the wheel and caused a major accident.