听力原文:W:These days of taking medicine for this cold hasn't resulted in any improvement
M:We always think we should take something. But whether it does any good is another matter.
Q:How does the man feel about taking medicine for a cold?
(14)
A.He is optimistic about final cures.
B.He is confident that will help.
C.He is doubtful that it helps.
D.He is pessimistic about modem medicine.