听力原文:W: Professor Smith, all of us are very worried about the coming exam on Friday an
M: Yes, hut they are just a minor portion of the test.
Q: What can we learn about the test?
(18)
A.It is totally different this time.
B.It has nothing to do with the textbook.
C.Most of the questions aren't from the textbook.
D.Half of the questions are in the textbook.