-Is Bob still performing?

-I'm afraid not.He is said        the stage already as he has become an official. [ ]

A.to have left

B.to leave

C.to have been left

D.to be left

执法人员小付因刚从其他岗位调入专卖执法岗位，尚未取得烟草专卖执法检查证，其所出示的检查证是向本单位小李借的。被检查人小王认为小付在没有取得执法检查资格的情况下开展执法工作，违反了相关法律规定，于是向G市烟草专卖局进行了举报投诉。

对于小李转借检查证给小付的行为，G市烟草专卖局应如何进行处理？