写作论证方法

1、ExemplificationSampleTopic:Some people think that animals should be treated as friends. Yet others only consider animals as sources of food and clothing. What is your opinion?Beginning:There is a growing tendency nowadays for some people to treat animals as living meat and walking fur. This leads to

2、 the cruel slaughter of animals all over the world every year. Yet, in my opinion, instead of killing animals, human beings should treat them as their friends.BodyIt is an undeniable fact that animals play a vital role in maintaining the subtle balance of the earths ecological system. The lack of th

3、is essential part will bring about the destruction of the whole world. Therefore, to some extent, killing animals is equal to digging our own graves.For thousands of years, many animals have given loyal service to humans. Pigeons convey messages in wartime, and dogs help to detect crime. Even pigs,

4、which many people think are the most stupid animals, are used in the battle against drugs. There is no doubt that our lives would be far less convenient without a little help from our animal friends.Animals also help humans in a spiritual way. There is nothing better than keeping a cat or a dog if y

5、ou want your kids to be more independent and responsible. It is also noted that senior citizens live longer if they keep pets after their retirement.ConclusionTo sum up, animals are human beings friends. Those who regard animals as merely a source of food and clothing should at least bear one thing

6、in mind: Being kind to animals is being kind to ourselves. Therefore, for our own future benefit, please treat animals with love and care.ExplanationI believethe traditional famiwith both parents providing emotional support and role-models for their child eis the most satisfactory way of bringing up

7、 children.Educationafter birth plays a significantole in one,s developmeniEducationwhichhelps childrendeveloptheirthinkingandaccumulatheirknowledgeis a decidingfactorof ones success. For example, a high-school level person commonly may not succeed to the extent of a person who has received a univers

8、ity education. This is not only because of the greater breadth of knowledge acquired, but also due to a more critical and focused way of thinking that is imparted and refined during ones senior education.I think an abilityto keepclearperspectivein life is a more essentialfactorin achieving happiness

9、By that I mea an ability to have a clear sense of what is important in ou(thees welfare of our families, the quality of our relationships, making other peopleandpwhabtc.) is not(a problem at work, getting annoyed about trivial things, etc.)Cause and EffectCause:because of as a result ofdue tothanks

10、toowing tobecauseassinceforResult:as a resultas a consequence accordinglyin this waythushencesothereforeSampleIn many countries schools have severe problems with student behaviour. What do you think are the causes of this? What solutions can you suggest?范文：Poor student behaviour seems to be an incre

11、asingly widespread problem and I think that modern lifestyles are probably responsible for this.In many countries, the birth rate is decreasing so that families are smaller with fewer children. These children are often spoilt, not in terms of love and attention because working parents do not have th

12、e time for this, but in more material ways. They are allowed to have whatever they want, regardless of price, and to behave as they please. This means that the children grow up without consideration for others and without any understanding of where their standard of living comes from.When they get t

13、o school age they have not learnt any self control or discipline. They have less respect for their teachers and refuse to obey school rules in the way that their parents did.Comparison and ContrastPlane is the fastest means of transportation.It used to take us about 10 hours to go to a place by car.

14、 Now, we can go there in no more than 1 hour by air.What used to take us 10 hours by car can now be covered within 1 hour by air.比较结构用法有倍数的句子，倍数词放在asas比较结构的前面，所比较的成分就放在此句型中间。 Much是限定词放在那n.前，thisyear是时间状语，置后。We produced twice as much cotton this year as we did last year.比较结构用法有倍数的句子，倍数词放在asas比较结构的前面，

15、所比较的成分就放在此句型中间。 Much是限定词放在那n.前，thisyear是时间状语，置后。We produced twice as much cotton this year as we did last year.Concession and Refutationalthoughwhileadmittedlyit is true thatit is often the case thatbuthoweverneverthelessAlthough old people are unlikely to face physically challenging tasks, there ar

16、e many jobs that are especially suitable for old people, such as jobs that call for more experience and wisdom than physical power. With their rich experience in both work and life, many old people would make good consultants, instructors, coaches, doctors and psychologists, to mention only a few.Girls also appear to be less aggressive than boys. In adulthood, it is men, not women, who prove to be the aggressors in crime and in wa