4 pro-con essay.doc

评论性论说文 (pro-and-con essay)评论性作文是对某一事物、社会现象或观点（特别是具有争议性的）发表作者的看法。如：2004: Will Phones Kill Letter Writing? 1999: A major Advantage/disadvantage of Advertising on Television1997: More Pressure from Academic Studies does (or does no) Good to us1994: TV: A Good Thing or a Bad Thing?作者首先必须明确自己的观点和立场，然后展开论述。依据作者的观点，这类论说文可分为：1）支持型、赞成型 2）反对性、否定型3）平衡看法Sample 1The internet is becoming increasingly popular in peoples daily life. While people enjoy its benefit, they are also worried about its side effects.Write a composition on the following topic:The InternetThe InternetWith the development of the Internet, Chinese online population has increased dramatically in recent years. Most internet users are mainly between 18 and 35, it has ushered in a new era, and its impact on society is profound and far-reaching.There is no denying that the Internet has greatly boosted the efficiency of peoples work and study. Scientists can exchange the results of laboratory experiments with a colleague overseas, and have a swift access to new research findings available worldwide. College students can check the card catalogue of the Library of Congress to research a term paper. Businessmen can read stock quotes and find what they need on the Internet.Besides, the Internet can improve the quality of life. The worldwide system has pushed life beyond the old physical barriers of time and space. Here you can roam around the world, make new friends, earn college credits without leaving home.Despite much convenience the Internet brings, its drawbacks should not be neglected. Internet crimes, pornographic items, and illusive information are corroding the minds of young people. Like every technology, the Internet has both merits and demerits. But on the whole, it has brought more benefits than harm. It has opened a new dimension in communication and revolutionized the way people think and live. Its profound effect on humans can hardly be imagined. (222 words)The general patterns:Introduction: introduction of the issue + thesisIts advantages (more) + its disadvantages (less or none) Conclusion (biased)Sample 2In the past years, many college students have rented houses to live off the campus with their partners of different sex. Write a composition on the following topic:Questions of Living TogetherGeneral pattern:Introduction: introduction of the issue + thesis Its advantages (less or none) + its disadvantages (more) ConclusionSample 3:Some people say that the Internet is bringing people together by making the world smaller. Do you believe that the Internet is making it easier for people to communicate with each other?Write a composition on the following topic:Does the Internet make it easier for people to communicate? Tasks1) Our university asks students to evaluate and criticize their teachers. Do you agree or disagree with it? Use specific reason and details to support your answer.Write a composition on the following topic:Advantages/disadvantages of Evaluating Teachers2) Do you agree or disagree with the following statement? Face-to-face communication is be