—How much is the ticket to Central Park?—A one-way ticket________$40,and you call________another $20 for a round trip.
English is ______ used than Chinese in the world.
His father looks young, but in fact he is ______.
He asks me ______ to use the computer.
He’s already ridden the horse before ,______?
She ______ for ten hours at least. It was at nine that she fell asleep last night. A slept B had slept C has slept D was sleeping