听力原文:M: I'd like to sign up for the environmental council. I hear it's a great way to
W: It is, but you do put in a lot of hours, so I hope you can provide a bit of free room in your schedule.
Q: What does the woman imply?
(16)
A.Volunteering is fun.
B.Volunteering is very difficult.
C.Volunteering requires a time commitment.
D.Volunteering requires you to raise money sometimes.