听力原文:W: It's five o'clock already and I haven't finished typing this report.M: Don't w
听力原文:W: It's five o'clock already and I haven't finished typing this report.
M: Don't worry. The clock is half an hour fast. You still have enough time to finish it.
Q: When did this conversation take place?
(15)
A.At five o'clock.
B.At five thirty.
C.At four thirty.
D.At four o' clock.