(论因特网)
1．因特网的好处；
2．因特网的缺点；
3．结论。
[写作导航]第一段应先分析为什么因特网会成为我们生活必不可少的一部分的原因可用列举法罗列，如通过因特网人们可快速大量获取信息，使人们之间的通信快捷便利，从而出现了电子商务、网络教育等；第二段指出因特网的负面影响，如网上犯罪、病毒侵袭、垃圾邮件、黄色网站等；最后指出只有合理利用现代科技才是明智的做法。
[范文]

The Internet seems to have become an indispensable part in modern lire. This is because the Internet has a lor of advantages. To begin with, the Internet provides people with enormous amounts of information in a fraction of a second. With this easy access to the Internet, searching for information has become easier than ever before. Besides, the Internet changes the way people communicate with each other. E mail allows us to write to our friends and receive letters from our friends cheaply and instantly. Furthermore, the Internet has revolutionized business. E-commerce enables people to do business and go shopping at home easily and conveniently. Finally, the Internet plays an important role in mass education.

However, the Internet also has some unfavorable aspects. Cyber crime causes a great loss in people＇s property. Computer viruses bring us lots of trouble. Trash mail is always a nuisance to everyone. Worst of all, pornography may corrupt people, especially young people.

In a word, the Internet has both merits and demerits. But on the whole, it brings peop[e more benefits than harm. It is suggested that a clever use be made of this modern technique for the benefit of all people.

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