() pencil case in the lost and found case is Mary's. [选择题]

问题描述:

() pencil case in the lost and found case is Mary's. [选择题]
() pencil case in the lost and found case is Mary's.
A.TheB.AC.AnD.不填

A 这里要用特指 那个在失物招领处处的铅笔盒是玛丽的