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Passage TwoQuestions 26 to 30 are based on the following passage.Professors have lectured for centuries. But how effective is lecturing to students compared with working with them?A new study compared two classes of a beginning physics course at the University of British Columbia. There were more than 260 students in each class. Both were taught by popular and experienced professors.The study took place for one week near the end of the vear. One class continued to be taught in the traditional lecture style. The other professor was replaced by two teachers.They had little teaching experience but received training in interactive teaching methods. The training was led by Carl Wieman, a Nobel Prize-winning physicist who led a science education program. There was almost no lecturing. The teachers put the students in small groups to discuss and answer questions. They gave them readings and quizzes to finish before class so they would come prepared to discuss the material.Professor Wieman says that before the experiment with these and other activities, test scores for both classes were the same. Afterward, both classes took the same test. Students in the interactive class scored nearly twice as high as those in the traditional class. Attendance also increased that week. One of the teachers says the methods they used are designed to encourage students to think like scientists. The study seems to prove earlier findings about lecturing to large classes.But some experts have criticized the way the study was done. Both of the researchers who taught the class, Ms. Schelew and Louis Deslaurier, were also authors of the study. This could raise questions about whether their involvement might have influenced the results.Professor Wieman says that research has shown better ways to teach based on evidence about how the brain learns. And he hopes more professors will learn that how someone teaches may be more important than who does the teaching.

26.The purpose ofthe experiment is to find out________.

  • A.why fewer students attend lectures
  • B.whether professors enjoy working with students
  • C.what kind of teachers are popular among students
  • D.how effective lecturing and interactive teaching are
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This passage is mainly about ways to deal with problems caused by________.

  • A.environmental pollution
  • B.1ack of natural resources
  • C.the destruction of forests
  • D.the rapid population growth

Which of the following statements is true according to the passage?

  • A.Many local governments only purchase paper made from recycling.
  • B.Scientists are hopeful about reducing the bad effects of overpopulation.
  • C.Scientists are discouraged by the seriousness of environmental problems.
  • D.Lots of companies are moving from big cities to small ones in the US.

Smaller cities are being developed so that________.

  • A.big cities can better develop their economy with less pollution
  • B.fewer people will suffer from the pollution caused by factories
  • C.the local governments call better serve the needs of their residents
  • D.farmers can grow and process their own food,fruits and vegetables

Passage ThreeQuestions 31 to 35 are based on the following passage.Many people have come up with ideas to ease some of the problems associated with population growth. For example, paper manufacturing companies in the United States do business with the logging(伐木) industry, which cuts down the trees needed to make paper. In recent years, most paper companies have realized that the cutting down of trees Can do a great deal of harm to the environment. Therefore, these paper companies now provide money for programs for planting new trees to replace those that have been cut down.Similarly, most communities in the United States have a recycling program. These programs recycle newspapers, glass bottles, and tin Cans. The recycling of newspapers means that new paper can be made from old paper instead of from fresh wood. Many city and other local govemments in the United States make certain that at least some of the paper they purchase comes from recycling, rather than from cutting fresh timber.In some parts of the United States, few businesses have been moving to small cities instead of large ones. This idea cuts down on problems such as overcrowding that are caused by the numbers of people in the largest cities.Developing smaller cities-called "micropolitan" areas--have certain advantages. Because these cities are closer to rural areas. They can help sustain and even revive rural economies through small-scale industries, including the processing and marketing of agricultural products. In addition, the governments of micropolitan areas can respond more quickly and effectively to the needs of their residents, especially the poor.It is easy to become discouraged by the environmental damage and other problems that rapid population growth causes. Some of that damage cannot be completely undone. Many scientists, however, are confident that by carrying out ideas such as these, in addition to better conserving the resources we have not yet used, we can reduce the negative impact on our lives.

31.Most paper manufacturing companies in the US now________.

  • A.fund programs with money to plant new trees
  • B.plant their own trees to reduce production cost
  • C.give logging companies money to plant new trees
  • D.plant trees to ensure a continuous supply of raw material

Which of the following call be inferred from the passage?

  • A.Schools should do away with lecturing.
  • B.Interactive teaching requires more teachers.
  • C.Students are more willing to learn in interactive classes.
  • D.Teachers enjoy interactive teaching more than lecturing.
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