求写一篇英文作文，快一点，等着用呀

你（王伟）的好友（李磊）最近经常和一些朋友去网吧，游戏厅玩，有时甚至旷课，根据下面的要点写一封信，对他进行劝诫 词数（100左右）
1：朋友在人的一生中起着重要的作用
2：真正的朋友不会让你去做坏事
3：所以我们要明辨是非，慎重交友。

Hello, Lilei ! I am sorry to hear that recently you are often absent from your classes and go to Interent bars or video game rooms with some of your friends .I think if you go on like this ,you will fall behind others. What's more ,(而且) I would like to tell you that a friend in need is a friend indeed. Friendship plays an important part in our life but a true friend won't do any harm to you,instead ,they will help you at anytime and anywhere. So we should tell right from wrong and be cautious (谨慎)when making friends.

Dear LiLei, As you know, you are my best friend.But,to my disappointment,I find that you always go surfing on the Internet with your friends, what's more,paly games together.What's worse,you sometimes skip your class.As your best friend,I want to give you some advice from my heart as follows. First of all, friends play a very important role in our daily life.We should know who will become our friends.Secondly, a friend in need is a friend indeed.A real friend can help us when we are in trouble.He or she can't allow you to do some unvaluable things.Last but not least,it is not easy to make friends for us.We must konw who is the best for us. In a word,I hope you wil make many friends and live a happy life. Yours sincerely, WangWei 不知道能不能够帮你的忙，呵呵。

with the wide use of computers, computer crime grows and becomes a social problem all over the world. now, nearly all companies usa computers to do their work. the information kept in their computers is important to them, some "hackers" steal the important information from one company and sell it to another. consequently, the company will lose in the competition. especially harmful are criminals who install a "virus" into the government computer system. it can damage files and bring business to a halt, thus disordering the national economy. today, the government and many corporations upgrade the software and sat codes for their computers. moreover, people can build up firewalls and install anti-virus softwares to protect against surprise attacks by hackers. what's the most important is that the government should enfo