汉译英我母亲以前常把闹钟的叫醒时间（wake-up time)设置到早晨6：40（set for)格林本周到校的时间和上

My mother used to set the wake-up time of the alarm clock to 6:40AM.
This week Green is arriving at school as early as he used to last week.
I eat breakfast at the same time as I used to.