大家好，我是小夏，我来为大家解答以上问题。关于手机的好处与坏处的小练笔，关于手机的好处与坏处很多人还不知道，现在让我们一起来看看吧！

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1、Dear editor,

2、Now more and more popular with middle school students. In my opinion, we can bring mobile phones to school.

3、As we know, the 21st century is a modern and sufficient information. Mobile phone is one of the fastest tool, we exchange information. Mobile phone is a fashionable and useful invention, so we should make full use of it. Assuming that there is a sudden accident, it is more convenient we immediately call for help. There are games on mobile phones. We can relax and play them when we are tired of our research. In my opinion, there is nothing wrong with this is to follow the fashion, but the most important thing is how to use a mobile phone in a right way.

4、Yours truly,

本文到此讲解完毕了，希望对大家有帮助。