Fall asleep: begin to sleep
Noriko: Where were you? We were waiting for you to come to the event.
Susan: Sorry, I only had two hours of sleep last night, so while waiting, I fell asleep.
221. Fall asleep
Fall asleep: begin to sleep
Noriko: Where were you? We were waiting for you to come to the event.
Susan: Sorry, I only had two hours of sleep last night, so while waiting, I fell asleep.