---What color are the cats? ---I think white and black.
It _________ her half a year to learn how to drive.
–Kate, do you know__________it is from here to the gym.–About twenty minutes’ walk.
After a long walk, the girl felt very __________.
Though it was late, __________ he went on with his work.
We can ask the police. He may know the way __________ the TV station.