又送走了一届高三补习班的学生。站在楼道的栏杆旁,望着一个个活力四射的青春的背影,一种异样的情愫涌上心头。回到桌旁,一个鲜红的信封如同一簇跳动的火焰映入眼帘。一行娟秀的小字,预示着我收到了一份别样的心情。轻轻打开,一段令人心动的文字展现眼前:“……笑容不一定代表? They also sent away the students of the third grade cram school. Standing on the railing of the corridor, looking at the back of a vibrant youth, a strange sentiment surged in my heart. Back at the table, a bright red envelope greeted the flames of the same beating. A small, graceful line of words indicates that I have received a different kind of mood. Gently open, a heart-rending text shows: "...smiles do not necessarily represent?