听力原文:W: The place I've heard so much about is Los Angeles. The climate is pretty good.
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.