题目内容：

完形填空开头是I'am a social worker.I want to tell you about Alan, my dear friend的答案

优质解答

DCBDAABCBCDBABDCAADA i'm a social worker. i want to tell you adout alan,my dear friend,who suddenly passed away a few months ago.i_1__him many years ago in the county's correctional centre.he was dire...