---What ____ his grandpa ____?---He is a worker.A. do, does B. does, do C. do, do
For all these years I have been working for others. I’m hoping I’ll __________my own business someday.
__________it is raining, you’d better take a taxi.
–__________is your cat?– The black one on the floor.
He chose to write a letter with __________ he could express his feelings.
– What did they __________ about the competition?– A great success.