假设你是李华，你的朋友John最近沉迷于电脑游戏不能自拔，严重影响了学习和身心健康，请你给他写一封信，劝他改掉这个坏习惯，并对他的学习生活给出自己的建议。
从以下几个方面入手：
（1）作者首先要陈述自己的担忧；
（2）指出沉迷于电脑游戏的危害；
（3）表达作者的希望并提出建议；
注意：
（1）词数：100左右；
（2）可以适当增加细节，以使行文连贯；

Dear John ，___________
Yours，
Li Hua

【考点】应用文；环境保护．

【答案】Dear John，
  Knowing that you are addicted to computer games recently，which has seriously affected your study and physical and mental health，I feel very worried and now I am writing to persuade you to quit this bad habit and offer some of my suggestions on you study and life.【高分句型一】（写信目的）
  Though it's generally believed that computer games ate interesting and can inspire our imagination，they will be harmful to you in many ways if you abuse them.Not only will they waste too much valuable time which should be spent on your study or other beneficial things，but also playing games for a long time will do harm to your health，especially to your eyes.【高分句型二】（劝他戒掉这个不良习惯）
  Therefore，I strongly hope that you can keep away from jye.aim.The earlier，the better.In your free time，you can read more good books，take more exercise to build you up or participate in some social activities to live a meaningful life.（对他的学习和生活给出自己的建议）
  Looking forward to your good news.（表达期盼）
Yours，
Li Hua