A. Yes, I will. B. Yes, it is. C. Sorry for that. D. Sorry, that's wrong.
A. OK, I like going by train. B. I will drive to work. C. OK, let's go by air. D. OK, I'l find the plan.
A. I type very fast. B. OK,just a minute. C. I don't have a printer. D. The post office is closed.
A. What can I do for you? B. I think we should. C. No, he is not in. D. I'm sorry.
A. What's wrong with him? B. He must be very happy. C. Is he a doctor? D. Oh, he is rich.
A. Yes, please. B. The bus is coming. C. John Smith. D. No, this is a bank.