单项选择题
A. Do you want to buy anything B. Excuse me, what are you doing C. Are you just looking around D. Anything I can do for you
A. Never mind. Let’ s continue to look at it. B. Come on. It’ s not that bad. C. No, it is not the worst painting. D. Yes. It looks the worst.
A. Computers There are so many computers in the office. B. Yes, I know. I feel so behind the time. C. But I know a lot of computers. D. Yes, I know. Without computer, there would be no Internet.