听力原文：W: The place I've heard so much about is Los Angeles. The climate is pretty gooD.Year-round flowers, year round swimming. How do you like it? M: Well, the beaches are beautiful. But people there are terribly annoyed by the dirty air. I mean, the combination of fog, smoke and automobile exhaust. There is not enough wind to blow it away. Q: What does the man think of Los Angeles? (15) A.The air is contaminateD. B.People there are exhausteD. C.It's too windy for swimming. D.The beaches are dirty.