单项选择题
A. No, I am afraid you can’t. B. Sure. It is very easy to operate. C. All right, sir. Here you go. D. That’ s all right. But we can’ t break it up.
A. It doesn’ t matter. B. It’s not at all interesting. C. I was looking forward to it. D. I knew it already.
A. Saying sorry won’ t be enough for being late. You have to account for what you’ ve done. B. That’ s all fight. Please sit down and I’ll start to ask you a few questions. C. You needn’ t saying sorry. It’s often the case. D. Put on your name in the attendance record and go to your work.