WhenIwasinprimaryschool,Iusedtoplayedalot.SometimesInevercompletemyhomeworkandalreadyoutinthestreetplaying.Istillmanagetogointosecondaryschool.Iaminanotsowell-knpwnseconaryschool.Ibegintorealizeeducationisimportant.Itisalsoarealisticfactthatpeoplelookatwhatschoolyoucomefrom.Istudyhardnow.Inthispragmaticworld,graduatingfromaprestigiousuniversityisapassporttogettingagoodjob.IstrivetogetintoanyofthetopthreeuniversitiesinChina（百度搜的，你看能用吗）

　　在过去我总是懒惰。时光飞逝，一年又一年，我知道，不再是一个孩子。我开始为将来计划，我想成为一个对社会有用的人。现在我只能努力学习，珍惜时间。InthepastIalwaysidleness.Thetimeflies,ayearafteryear,Iknowthatisnolongerachild.Ibegantoplanforthefuture,Iwanttobeausefulpersontothesociety.NowIcanonlystudyhard,cherishthetime.（希望能帮到你）

　　你的回答完美的解决了我的问题，谢谢！