说明文写作方法与技巧

1、说明文写作方法与技巧说明文写作方法与技巧说明文写作方法与技巧说明文写作方法与技巧编制仅供参考审核批准生效日期地址： 电话：传真: 邮编:说明文写作方法与技巧Writing methods & strategies1. Illustration 举例法Illustration is the use of example to illustrate a point. It is the most common, and often the most efficient, pattern of exposition.Good examples help to clarify a writers th

2、ought by making the general specific, and the abstract concrete.Good examples also add interest and help to persuade or convince the reader.Strategies 1. Establishing the writing purpose to inform to persuade 2. writing a thesis statement The thesis statement will help you develop and structure your

3、 essay. It should do one or more of the following: i) state the central point you will discuss ii) clarify the purpose of your essayiii) Present your perspective on the topic Examples: Shanghai offers terrific vacation possibilities for people of all ages with activities that appeal to every taste.

4、Keeping your sense of humor can help you deal with almost any challenge or obstacle you will face during an ordinary day. The thesis statement should clearly indicate why the examples are being introduced. 3. Developing the content i) Examples should be related to the point being made, and they shou

5、ld be typical and representative of the type under discussion.ii) The best examples are often taken from your own experience.Model essay: Friendship Friendship is a very difficult thing. It is hard to handle. It creates many different problems. In fact I would say that friendship is hard to handle a

6、s love is, or even marriage. Of course I am not talking about easy-come-easy-go friendship. I am talking about friends you can share almost everything with. My friendship with Kathy was real friendship. She made me laugh. She made me feel wanted. She was never too busy to see me. We were sixteen whe

7、n we met on the local technical college and we were both doing the same course. I was very nervous the day I started and Kathy was the first person I talked to. As a result, I really enjoyed my year at the Tech. Like I say, she was fun, she was lively, she was sure of herself. And a little bit of he

8、r character rubbed off on me. However, it was not a perfect friendship. There are two things I have to tell you about. Both of them together brought our friendship to an end. I learned very soon in our friendship that Kathy was jealous. She did not like to think that I had she did not have. We would

9、 have fun going out shopping. However, if I bought , say, a dress for party, and she thought my dress was better than hers, she would start to say slightly unkind things about it. The other problem was my mother. She thought Kathy was common. She thought Kathy had a bad influence over me Thanks to K

10、athy I had a wonderful year at the Tech. As a result I looked forward to going out to work. Perhaps I foolishly imagined that wherever I went I would meet another Kathy. But at the end of that wonderful year two things happened that destroyed our friendship. 2. 定义法 DefinitionWhen there are some word

11、s or expressions unfamiliar or unclear to readers, such as euphemism and typhus, you need explain these words or expressions to help the readers understand.The purpose of providing definitions to develop essay content is to explain the meaning of a word or term in order to make a point. Types of def

12、inition 1. synonym A dingy room means a dirty room. To be courteous means to be polite. 2. function An agency is a place of business which usually provides a specified service. A toast is a call on other people to drink to a person or thing 3. negation A good teacher does not just teach students kno

13、wledge, but teaches them how to behave. A library is not a place to spend your leisure time but a place to acquire knowledge. 4. classification A dictatorship is a form of government in which one person has absolute control over his or her subjects. A mule is a kind of animal that is the offspring o

14、f an ass and a mare.3. 类比与对比法 compare and contrastComparison and contrast are methods of developing ideas by pointing out similarities and differences between subjects. A comparison states how things are similar.A contrast states how things are different.We use comparison and contrast mainly for thr

15、ee purposes: To show the similarities and/or differences of things for further evaluationTo show the superiority of one thing to anotherTo explain the unfamiliar by comparing to the familiarWriting techniques 1. a dominant thesis statement state the topic of your comparison and contrast mention the

16、points of comparison and contrast you will discuss explain whether you will focus on similarities or differences or both Examples: While both swimming and running are excellent forms of exercise, each has advantages that a person planning a physical fitness program should consider. College students

17、in the sixties and seventies face many of the same pressures as todays college students, but they are better equipped to withstand these pressures.Writing techniques 2. arranging details i) subject-to-subject arrangement present the complete information on one subject in the first half of your essay

18、, then move on to the second subject in the second half of the paperThis method works well with shorter essays. Model The development of transportation and that of communication have much in common. Thanks to the industrial revolution, means of transportation makes a great leap forward. With the inv

19、ention of the steam locomotive people can travel faster by trains, cars and ships. Nowadays people can travel even faster by airplanes and rocket planes. Transportation develops faster to meet peoples need for traveling quickly and comfortably. Similarly, communication goes forward remarkably with t

20、he coming of information revolution. Great progress in science and technology enables people to communicate with each other more quickly by telegram, telephone and radio. Now the use of computer helps people to gather information more efficiently by E-mail and Internet. The development of communicat

21、ion is quickening in response to peoples need for efficient and convenient exchange of information. ii) Point-by-point arrangement compare or contrast a particular aspect of the subjects, usually in the same paragraph. Then move on to the next point to be compared.This method is more useful for long

22、er essays in which many different aspects or characteristics are being discussed. Example: There is difference between science and technology. Science is a method of answering theoretical questions; technology is a method of solving practical problems. Science has to do with discovering the facts an

23、d the relationships between phenomena in nature and with establishing theories that help to organize these facts and relationships; technology has to do with tools, techniques, and procedures for putting the findings of science into practical use.Remember: no matter which pattern you use, you should

24、 maintain a balance in the treatment of the two subjects in your writing. In other words, you shouldnt devote most of your essay to subject A, and only a small fraction to subject B. Writing techniques3. A variety of transitional devices i) by words & expressions for comparisonthe same as, similar t

25、o, likewise, so, too/also, first/second/third another, resemble, accordingly, correspondinglyExample: They did, and by a mysterious coincidence, so did she.ii) By words & expressions for contrast but, yet, however, nevertheless, on the other hand, on the contrary, unlike, the opposite to, in contras

26、t to, although, while, in spite of, morethan, not asasExample: The objective test usually consist of a large number of unrelated questions that require the student to demonstrate mastery of details. The essay exam, on the other hand, usually consist of a few broadly stated questions that require the

27、 student to organize his responses in essay form.iii) By parallelismExample: The bright child is curious about life and reality, eager to get in touch with it, embrace it, unite himself with it. The dull child is far less curious, far less interested in what goes on and what is real, more inclined t

28、o live in worlds of fantasy.4. 分类法 ClassificationTo classify is to group items into categories according to some consistent principles or the characteristics those things have in common. It is a process of bringing order out of confusion, a good way to make your point clear.4. 分类法 Classification Col

29、lege PressuresEconomic pressure parental pressurePeer pressure self-induced pressure 5. 因果说明法 Cause and effect A cause-effect essay is a piece of expository writing showing or explaining the cause and/or effect of something.Explaining cause: analyzing the reason underlying an event that has already

30、occurred. Why does college tuition continue to rise?Predicting effect: gauging the consequences of an event that has yet to occur What are the positive and negative effects of legalizing lotteries? Writing techniques 1. Establishing your writing purpose to inform to persuade to shareWriting techniques 2. Writing a thesis statement cover one or more of the following: i) Describe the central point you will discuss ii) Explain whether your focus will be on causes, effects or bothiii) State the basic causes or effects and the order in which they will be pr