我,在做了17年乖乖女、当了20次“三好学生”、担任了1 20个月的班长之后,终于做出了有生以来最重大的决定——做一回坏小孩。“蓄谋已久”的计划开始了……塞着耳机,听着Back Street Boys的歌,我摇头晃脑地走进教室。看着黑板上的动量守恒、动能守恒公式,看着那被撞得要落未落的临界状态下的小球,我悄悄地对同桌说:“干吗非得让两个小球撞来撞去,再来让我们绞尽脑汁去研究?”这天我的笔记本上干干净净,一个字也没写。可不知为什么,我心里总有些发慌,如同一个偷了钱包尚未被主人发现的小偷。“咦,我的心情非但不轻松、不快乐,反而 After 17 years as a good girl and 20 times as a ”good student“, I finally made the most important decision in life ever since I became a bad boy. ”Conspiracy has been “ plan began ... ... stuffed headphones, listening to Back Street Boys song, I shook his head into the classroom. Watching the momentum of conservation on the blackboard, kinetic energy conservation formula, looking at the ball was hit the critical state of the ball, I quietly on the same table said: ”Why have two balls hit the collision Go, let us racked our brains to study? “This day my laptop is clean, a word did not write. I do not know why, my heart always some panic, like a steal wallet has not been found by the owner of the thief. ”咦, my mood not only not easy, not happy, instead