句法变换讲座

1、There is1. There are more and more people who prefer to go by bike, because they are not satisfied with bus service.The increasing popularity for riding bicycles of public reflects their dissatisfaction with bus service.2. There are more and more people who realize the close relationship between har

2、nessing of energy and pollution.The close relationship between harnessing of energy and pollution is increasingly recognized.3. There are few and few green trees in many big cities, while there are more and more concrete buildings.The number of concrete buildings in many big cities has enormous incr

3、eased at the expense of green belts.People, I, We1. People throughout the country have greatly demanded all kinds of nutritious foods. All kinds of nutritious or organic foods are increasingly demanded throughout the country. 2. People should realize the dreadful consequences of taking up the smokin

4、g habit.Realization to the dreadful consequences of keeping smoking should be a general awareness.3. We certainly should make great efforts in our study.Great efforts are always necessitated in our academic performance.Because, Because of1. Because one cannot know what kind of knowledge will be more

5、 useful in the future, so he cannot make a sound choice in taking school courses. The inability to predict what particular piece of knowledge could be more practical in the future prevents a person from making a reasonable choice in taking school courses.2. Because many people desire to learn foreig

6、n languages, there appear many language schools.Many language schools are called into existence by the social demand for acquisition of foreign languages.3. Because the energy is becoming less and less, we have to find a way to solve this problem.Facing with growing shortages of energy, we have to f

7、ind a solution to this issue.When1. When there is a slight improvement in their children's studies, the parents will feel happy and proud.Any slightest improvements in the children's studies will lead to their parents' pride.2. Only when one rids himself of complacency, can he learn some

8、thing.One cannot learn anything until he rids himself of complacency.3. Only when we make continuous efforts, can we take an opportunity, whenever it occurs.Continuous efforts must be made before it is possible to take an opportunity whenever it occurs.With1. With the expansion of industry, natural

9、resources are gradually exhausted.The rapid expansion of industry leads to a progressive exhaustion of natural resources.2. With the improvement of standard of living, even ordinary families can afford color TV sets.Color TV sets are now within easy reach of ordinary citizens who have enjoyed the im

10、proved standard of living.3. With the development of science and technology, we can have a plentiful supply of food and commodities.The advance of science and technology has made it possible for us to have a plentiful supply commodities.In order to 1. In order to build a stable and prosperous nation

11、, people should make new efforts.New efforts will bring China into a stable and prosperous nation.2. In order to prevent the problem becoming too serious to solve, we must take an immediate step.An immediate step must be taken before the problem becomes too serious to be solved.3. In order to get a

12、harmonious development for all students, school authorities should design a new program.School authorities should design a new program which will permit a harmonious development for all the students.More and more1. More and more people who become more and more rich can afford a motorcycle.The growin

13、g number of people who become increasingly rich can now afford a motorcycle.2. More and more teenagers smoke cigarettes in recent years. Teenage smoking is on the rise in recent years.3. More and more teachers are needed with the development of economy.There is an increasing demand for teachers with

14、 the development of economy.1. Not all progress seems positive (nuclear weapons, air pollution, unemployment). Even these days, the belief remains that for every problem there is a rational solution.2. Our society changes very fast. Experience simply does not have the value here. It does have value

15、in traditional societies.3. Free enterprise does not mean that a company should be free to pollute the air, foul the rivers, and destroy the forests. It has taken a long time to convince the public about this point.4. People in authority do command deference. It is based on their actual powers. It i

16、s not based on their age, wisdom, or dignity.5. We believe in brighter future. This belief gives us optimism.6. An American is always striving to change his lot. He never fully identifies with any group.7. The job of the parents is to give the children every opportunity while they are growing up. Th

17、en the parents get out of their way.8. Other societies look to the past for guidance. We cast our nets forward.9. Equipped with the money, one can acquire the taste, style, and ideas. These things mark each class. They launch a quick ascent of the social ladder.10. This freedom from the group has en

18、abled the American to become "Economic Man". He is directed almost purely by profit motive. He is mobile and unencumbered by family or community obligations.11. The assembly line reduced workers to cogs of machinery. It made their jobs unutterably boring. But it produced goods fast.12. Foo

19、d is prepackaged. Shopping is impersonal. The efficiency of the operation produces lower prices and less shopping time.13. There is a Chinese expression that "the fat pig gets slaughtered." There is a Japanese expression that "the nail that sticks out gets hammered down." We have

20、 no such expressions.14. When half the population goes to college, one cannot expect the colleges to maintain high standards. In countries where only the elite attend college, the standards are higher.15. Not every Japanese is hardworking and deferential to superiors. Not every Chinese is devoted to

21、 family. Just like them, not every American is ambitious or patriotic-or even unsophisticated.16. Actually, persons in status societies are secure in their niches. They are allowed more eccentricity than Americans. Americans rely heavily on signals that other people like them.17. We may not have ach

22、ieved equality. At least we aspire to it. This is more than many nations can claim.18. Someone who looks around or down appears shifty to Americans. He feet one doesn't stare continuously at the other person. Ho glances elsewhere every few seconds.19. Jobs become available for young people in di

23、stant cities, television begins to dominate home life. Ready-made foods appear in the markets. When these things happen in many countries, their culture appears more "American". The resemblances could be entirely superficial.20. Anyone who grows up poor, lives in a bad neighborhood, and at

24、tends an inferior school has an equal opportunity. No one could seriously think about this. Someone more favored must has more opportunities.高难度练习1. Energy is much needed now. And nuclear plants are clean and economical. They can produce vast amounts of energy. But people, especially local residents

25、 are very concerned about safety. They hold a strong negative attitude toward them.Nuclear plants are a clean and economical way of producing vast amounts of much-needed energy, though people, especially local residents, who are very concerned about safety, hold a strong negative attitude toward the

26、m.2. College students now are primarily interested in grades and economic success. They are expected to cheat more frequently. They are unlike those who graduated ten years ago. They are only interested in their own personal future. They consider little the problem of society. All these are reported

27、 by a recent study.A recent study reports that college students primarily interested in grades and economic success now are expected to cheat more frequently than those who graduated ten years earlier and are far less concerned with the problem of society than with their own personal future.3. Some

28、people fail in their effort to do something. They feel frustrated and discouraged. They give up their attempt for the goal. They will never amount to anything. Actually failure is natural and necessary on the road to success.They will never amount to anything if people who, frustrated and discourage

29、d, give up their attempt for the goal simply because they fail in their effort to do something, which is actually natural and necessary on the road to success.4. Natural resources are very limited. They will be exhausted in the near future. It is not true. But it becomes a major concern over the wor

30、ld. This is a widely accepted fact.As a world widely accepted unreasonable concern, natural resources are very limited and they will be exhausted in the near future.5. Another reason for the changes in people's diet is the marked-oriented economy. Businessmen prefer to sell a variety of manufact

31、ured food such as milk products and canned fruit. They find these commodities more profitable. Raw food like grain brings little money.Another reason for the changes in people's diet is that directed by the marked-oriented economy, businessmen now prefer to sell a variety of manufactured food such as milk products and canned fruit because t