—What'stheboy

問題詳情：

—What's the boy _______ a white jacket doing?

        —He is waiting _______ the bus stop to take the bus home.

         A. on; at        B. in; in       C. in; at               D. in; for

【回答】

D

知識點：介詞和介詞短語

題型：選擇題