听力原文:W: I have received your school report for this term and you failed in the subject
M: You know, this class is so dull. The professor puts us all to sleep with his lectures.
Q: What does the man mean?
(16)
A.He was absent from the class.
B.The subject is difficult to pass.
C.He didn't work hard in the subject.
D.The professor gives poor lectures.