We've been too busy on the floor for anyone to come and get you until now.
All of her looking had been busy on him before.
This was the time of the year to get busy on the problem.
"They're busy on their way going where they have to go."
I'll get busy on it the first thing in the morning.
If I get busy on something else, we lose out.
Chances are it will still be busy on these days.
He's busy on this building project now but he doesn't know after.
His eyes were busy on the type in front of him.
I hardly got a chance to talk to her all morning anyway, because she was busy on the phone.