黄埔十九期同学杨键,是吉林省洮南市第四中学离休教师,但他离而不休,辛勤地工作着,象春蚕一样,默默地吐着一缕缕银丝。1984年4月,杨键办了离休手续。校领导对他说:“杨老啊,你辛苦了一辈子,该好好地安度晚年啦。”然而出人意料,第二天东方刚刚放亮,杨键的身影又出现在校园,开始了他的早晨“三部曲”:先是 Yang Jian, a 19-year-old Huangpu student, is a retired teacher from the fourth middle school in Taonan City, Jilin Province. However, he worked endlessly and worked hard like a silkworm, silently spitting a strand of silver wire. April 1984, Yang key to do the retiring procedures. School leaders told him: “Yang Lao ah, you worked hard for a lifetime, the well-being of old age friends. ” However unexpectedly, the next day the East just released, Yang key figure again in the campus, began his The morning “Trilogy ”: First