Is that your pencil case the lost and found case?A. atB. inC. ofD. to

问题补充：

Is that your pencil case the lost and found case?

A. at

B. in

C. of

D. to

答案：

A. at

(答案→)B. in

C. of

D. to

解析：根据题干，本句的意思是：在失物招领箱中的那枝铅笔是你的吗？表示“在……里”应用in。故本题选B。

考点:考查介词。