听力原文:W: You've got a bad cold, haven't you? You should take some aspirins. How did you
M: I've been outside Peter's house for five hours. I should have worn a coat.
Q: How did the man catch a cold?
(13)
A.He hadn't take medicines.
B.He hadn't worn enough clothes.
C.He waited for Peter outside his house for a long time.
D.He caught a cold as the weather changed suddenly.