wake up: to awake, to arise from sleep

"Usually after I wake up, I lie in bed for a while thinking about the day's work "

go off: to sound, to ring

Susan was late for work because she didn't hear the alarm go off."

sleep like a log: to sleep very well

I slept like a log last night because I was tired out.

get ready: to prepare oneself by getting dressed, eating breakfast, and so on

"It takes about half an hour to get ready for work."

get someone going: to stimulate into action

There is nothing like a cup of coffee to get me going in the morning."

sleep in:to stay in bed late in the morning

"On Sundays, my husband like to sleep in."