A、  B、  C、  A询问邮局位置的where疑问句→回答位置

When did you last talk to Mr. Green?
(A) I prefer it in red.
(B) The presentation will last about 40 minutes.
(C) Yesterday on the telephone.

Where is the nearest post office?
(A)  One block from here.
(B)  I need to ship these boxes.
(C)  Approximately 2 hours.