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“I’m going to the post office.” “_______ you’re there, can you get me some stamps?”

A. As      B. While

C. Because      D. If

--I’m going to the post office.  ---____ you’re there, can you get me some stamps?

A. As    B. While    C.Because   D.If 

25. “I’m going to the post office.” “_______ you’re there, can you get me some stamps?”

A. As               B. While          C. Because               D. If

--I'm going to the post office.

--_______you're there, can you get me some postcards?

A. As　    B. While　        C. Because      D. If

—I’m going to the post office.

—________you’re there, can you get me some stamps?

A.As　　　 B.While　　　　　 C.Because　　　　 D.If