听力原文:W: John really gave me a big surprise yesterday. M: I bet.He appeared at the wedding catching everybody's eye.because he was wearing jeans and everyone else was dressed so formally.Didn't he read the instruction on the invitation letter about the dressing code? Q: What can we learn from the conversation? (19)
A.
John gave everyone a big surprise yesterday.
B.
Everyone wore casually at the wedding party.
C.
John did not read the dressing code on the invitation letter.
D.
Everyone except John dressed formally at the wedding party.