听力原文:W: Although I usually wake up at 6:00, I overslept 20 minutes this morning.M: Oh,
听力原文:W: Although I usually wake up at 6:00, I overslept 20 minutes this morning.
M: Oh, I woke up at 7:00, thirty minutes earlier than usual.
Q: When does the man usually wake up?
(13)
A.5:40.
B.6:20.
C.6:30.
D.7:30.