信息交流的工具之一。2.应充分利用好手机。如偶遇突发事故，可立即拨打手机求助。3.可在每天学习之余利用手机游戏放松一下自己。4.只要正确使用好手机，紧跟时间并无过错，追求时尚可以理解，但学习是首要任务。
反对意见：1.学校已提供了公共电话，因此手机并不能带来更多的方便，而且花费较多。2.若课堂接听手机会影响上课。3.学生玩手机游戏或接发短信，将无法集中精力学习。
注意：1.可适当增加细节和连接词，使文章通顺连贯；开头部分已给出，不计入总词数；2.词数：100左右；
dear editor,
nowadays mobile phones are becoming more and more popular among the middle school students. in my opinion, …
yours truly,
wang lin
参考作文：
dear editor,
nowadays mobile phones are becoming more and more popular among the middle school students. in my opinion, we can bring mobile phones to school.
as we know, the 21st century is a modern age and full of information. a mobile phone is one of the quickest tools for us to exchange information. the mobile phone is a fashionable and useful invention, so we ought to make the best use of it. suppose there's a sudden accident, it is more convenient for us to dial for help immediately. there're also
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