---Have you _____ completing the work given by your boss?---Not yet, though I have tried to.
It depends on _______ he has enough money.
______ gets homes first is to cook the supper.
______ Wang Feng looked after the old woman a whole year moved us all.
The monitor suggested that we ______ for a picnic on Sunday.
He always thinks of _______ he can do more for the people.