As one friend of his, you should give him a hand when he is in trouble.
.This CD-ROM can help you learn and have fun_____.
I don’t know ______ a show. Can you tell me?
The computer _____ a television, doesn’t it?
---I’m going on a trip to Japan after the exam. ---Really? ___________!
A boy with two dogs_____ when the earthquake rocked the city.