P1: S1 Topic: the issue to be commented
  S2 Thesis: different attitudes towards it
P2: S3 Its advantages or one’s side’s opinion
   S4 Detail 1
   S5 Detail 2
   S6 Transition
   S7 Its disadvantages or the other side’s opinion
   S8 Detail 1
   S9 Detail 2
P3: S10 The balanced view
Sentence Pattern
S1: Why should we…? Does …? Such question as these are often asked, especially by those…
S2: The answers to these questions                   vary from
   Opinion of the issue                  often      differ sharply/ widely.
   Attitude towards the problem
S3: Some people argue/maintain         that …
   As is often/frequently pointed out 
S4: There is no       doubt      that…
                   denying 
S5: It certainly      helps      people       to solve /enjoy/ benefit…
                  offers                 greater opportunity/chance to
S6: Despite/For all the advantages,       it also brings its own problems…
                                   other contend/argue that…
S7: The main      problem with     it is that…
                Advantage to
S8: It is          objected       on the grounds that it     contributes/leads to rise…
                Criticized                            imposes a serious problem for
S9: Besides,…
   In addition,…
S10: Whether it    is good or not /positive or negative,    one thing is    certain…
                 Does good or harm                              clear

Models:
Advantages and Disadvantages of the Use of Computers
1． 描写电脑的普及状况
2． 电脑给家庭带来的好处
3． 电脑带来的问题
 
(1)Computers have become increasingly popular in the recent years. (2)According to the chart, in 2000, 68% of families owned computers, compared with 25% in 1995 and only 4% 10 years ago.
(3)Like TV, computers benefit people hugely. (4)With the computer, the home will become a library, a school, an office and an entertainment center. (5)All transactions, from banking to shopping, will be performed electronically and all information, from train schedules to discount-price goods, will be as close as the press of a key. (6)In addition to providing us many of the facilities and services we now must  , with the Internet, the computer will even let us communicate directly with other homes and with information sources worldwide. (7)Despite the increase in efficiency and convenience generated by the computer, the changes it brings could very well lead to potentially adverse consequences. (8)For example, as nearly all activities could be conducted in the comfort of our homes, we could all become hermit-like, never feeling any need to leave the house. (9)This would be unfortunate because our children especially will become so addicted to computers that they might never be exposed to social interaction.
(10)Unquestionably, the challenge of the home computer means we all should consider how we can control it, so that it won’t control us.
 
The Positive and Negative Aspects of Skyscrapers

1． 许多城市竞相建造摩天大楼
2． 人们对建造摩天大楼有不同的看法
3． 我的看法

(1)In recent years with fast economic growth, many skyscrapers have appeared in big cities of China. (2)People’s attitude towards the skyscrapers varies widely.
(3)Some think of them as a sign of economic progress and a miracle of modern architecture. (4)They also believe that building skyscrapers helps to solve the problem of the growing scarcity of land in the city, for they can obtain the maximum space per square meter of ground and meanwhile offer to the tenants offices and apartments that please them. (5)Yet others, speak of the problems skyscrapers have brought. (6)They complain that the monstrous edifices interfere with television reception, blot out the sun and create many dark sunless streets. (7)Besides, excessively large masses of human beings working in a single gigantic building overburden public transportation. (8)Lighting, heating, and air conditioning strain energy supplies, to the extent that skyscrapers become lavish consumers, and wasters, of electric power. (9)Worst of all, their reflective glasses coated with silver or gold mirror films raise the temperature of the surrounding air.
(10)With these problems and the effect the skyscrapers has exerted on the environment, more and more people have begun to wonder whether skyscrapers are necessary or desirable.

Should Euthanasia Be Legalized?

1． 有的人赞成安乐死
2． 有的人安乐死的合法化
3． 我的看法

(1)Euthanasia, a quiet and easy death, or “mercy killing” as we call it recently has made the headlines frequently. (2)Many people applaud it and argue that euthanasia should be legalized.
(3)As is pointed out, to practice euthanasia can benefit both the patient and his family. (4)To a terminally ill person who is suffering excruciating pains day and night or living “ like a vegetable”, to be allowed to end his life painlessly is a good release. (5)To his family it is also a big relief considering the financial and emotional drain on them that having to sustain his life entails. (6)However, the legalization of euthanasia may also bring with it problems our society has not previously faced. (7)Is it humane, for example, that a terminally ill patient is thus caused to feel guilty for remaining alive because he does not want to die? (8)Is it wise that a patient is killed alive simply because of a mistaken terminal diagnosis? (9)And is it possible that euthanasia could be taken advantage of for some ulterior or even criminal purposes?
(10)Since the legalization of euthanasia will