单项选择题 W: I Can’t bear the air pollution in this city any more. It’s getting worse and worse. The sky looks grey most of the time．M: You said it! We’ve never had so many factories before.Q: What does the man mean?（）

单项选择题 W: Lots of people enjoy dancing in the ball. Why not go dancing with me? I think it’s the most interesting thing in the world.M：Believe it or not, that is the last thing I’d ever want to do.Q：What does the man mean?（）

单项选择题 W: Jean really lost her temper in Dr. Brown’s class this morning. We were all shocked by her aggressiveness.M: Oh. did she? But I think her frankness is really something to be appreciated.Q: What does the man mean?（）