听力原文:M:It'salready 10:30,but John hasn't shown up.W:I told him to arrive by 10:15.He n
听力原文:M:It's already 10:30,but John hasn't shown up.
W:I told him to arrive by 10:15.He never comes on time.
Q:When was John expected to arrive?
(13)
A.At 10: 15.
B.Before 10:15.
C.At 10:30.
D.Before 10:50.