根据下面所提供的对话情景.在每个空白处填入一个适当的句子.使其意思连贯.完整. A: Ex

根据下面所提供的对话情景，在每个空白处填入一个适当的句子，使其意思连贯，完整。

A: Excuse me, sir? Where is the nearest post office?

B:                1               ． You may ask that policeman over there．

A: Thank you anyway．

(The man goes to the policeman．)

A: Excuse me．             2             ?

C: No, there isn't a post office near here, but there is one near Xinhua Bookstore．

A:              3                ?

C: It's about three kilometers away．

A:                4                ?

C: You'd better take a taxi, because it's so late, and there aren't any buses now．

A:                 5                ．

C: You're wele．