“李老师,彭越阳丢了!”班长气喘吁吁地跑来向我报告。一上午的参观都很顺利,没想到即将结束的时候,出了这样的“事故”。站在大巴车旁边,我被这突如其来的“变故”一下子惊得浑身冒起了冷汗。临走的时候,校长一再强调“安全,安全。一定要安全!安全第一!”彭越阳这位学生,平时就活泼有余,安静不足,是这次集体 “Teacher Li, Peng Yueyang lost! ” Squad leader gasped to come to me to report. One morning visit is smooth, did not expect the end of the time, out of such “accident ”. Standing next to the bus, I was suddenly this sudden “Incident ” all of a sudden scared cold sweat. Before leaving, the principals repeatedly stressed “safety, safety! Safety first! ” Peng Yueyang the student, usually more than lively, quiet enough, is the collective