听力原文:M: I think the whole class's going on the field trip next Friday.W: I'm not so su
听力原文:M: I think the whole class's going on the field trip next Friday.
W: I'm not so sure. Not everyone has paid the transportation fee.
Q: What does the woman mean?
(17)
A.The transportation for the trip is free.
B.The class don't enjoy going on the field trip.
C.Some people may not go on the trip.
D.All of the class members have paid the fee.