Tick-tock, seven o'clock, time to get up, seven o'clock!
Nine-fifteen...Time to clean.
The house does it's morning routine even though no one is there.
The house started to make breakfast for the whole family that wasn't there. "...The breakfast stove gave a hissing sigh and ejected from its warm interior eight pieces of perfectly browned toast, eight eggs sunnyside up, sixteen slices of bacon, two coffees, and two cool glasses of milk." Bradbury (pg.723, line 2)
The house had robotic mice that came out of the warrens to clean the house to get ready for the family to come back from work and school.