stay up 熬夜

　　I stayed up (late) to watch a film last night.

　　我昨晚熬夜看了部电影。

　　go off 闹钟响

　　My alarm clock goes off at 7 a.m. every morning.

　　我的闹钟每天早上7点响。

　　drop off at work 上班睡着

　　Sometimes I drop off at work.

　　有时候我上班会睡着。

　　lie in 睡懒觉(醒来之后赖床)

　　I like to lie in till lunch time every Sunday.

　　星期天我喜欢赖床一直到午饭时间。

　　get up on the wrong side of the bed （起床气）心情不好

　　I think my boss got up on the wrong side of the bed this morning. He's been grumpy all day.

　　感觉我老板今天有起床气，他整个一天都脾气不太好。