【答案解析】[听力原文]8-9
M: Hello, Maggie. I hear that you have not felt very well for a few days. How are you today?
W: I'm much better now. Thank you very much.
M: What's the matter? Nothing serious, I hope.
W: I just had a bad cold and had to stay in bed for two days.
M: I'm glad you are getting better, anyway. What about your sister Judy? I hear she's sick too.
W: Yes, she was ill, but she's all right now. She also caught a cold.
M: Oh, I think maybe it is because of the sudden changes of weather. All of us should be more careful.
单选题
Why are there so many people getting a cold?[A] Because the weather has changed suddenly.[B] Because one of the students has got a bad cold.[C] Because it has rained for several days.