- Im going to the post officeyoure there can you get me some stamps?A. AsB. WhileC.

问题补充：

- Im going to the post office.

- you e there , can you get me some stamps?

A. As

B. While

C. Because

D. lf

答案：

A. As

(答案→)B. While

C. Because

D. lf

解析：A. As 一边…一边，作为 B. While当…时候 C. Because因为 D. lf假如；句意：我将要去邮局。你去那里的时候，能不能给我带一些邮票呢？故选B