听力原文:W: Hi, John!M: Oh, hello, Jenny!W: I heard you received the top grade on all five
听力原文:W: Hi, John!
M: Oh, hello, Jenny!
W: I heard you received the top grade on all five exams last semester.
M: Only on four. I'm afraid.
What does the man think of the exams?
A.He's afraid to take exams.
B.He only took the fourth exam.
C.He didn't get the highest score on one exam.