—Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure.
Michael __________ here to see you and he____________ a note on your desk.
It is a rule in his family that __________ comes home earlier should cook the dinner for the family.
The black horse is___________ of the pair.
The coach, because of the driver’s carelessness, was __________ and crashed over the cliff on such a cold December morning.
He’s particular about food, I dare not serve him the dish, __________ his scolding.