—Excuse me what can I do for you?—YesI’d like to place advertisement for used car in y

问题补充：

—Excuse me, what can I do for you?

—Yes．I’d like to place advertisement for used car in your paper．

A. the; a

B. an; /

C. an; a

D. /; the

答案：

A. the; a

B. an; /

(答案→)C. an; a

D. /; the

解析：考查冠词的用法。一份广告是泛指，故用an advertisement，一辆用过的车位a used car,句意：打搅了，我能为你干点什么？我想在你们报纸上为我的旧车发一份广告。故选C。