听力原文:M: Mary, How long does it take you to drive home when there is not much traffic?W
听力原文:M: Mary, How long does it take you to drive home when there is not much traffic?
W: Only twenty minutes. But if I can't leave my office before 11:00 a. m. , it sometimes takes me forty minutes.
Q: How long does it take Mary to drive home when it isn't rush hour?
(4)
A.20 minutes.
B.30 minutes.
C.40 minutes.
D.One hour.