大学英语大学英语大学英语四级(CET4)1997年6月大学英语四级(CET-4)真题试卷

试卷预览

• 11One reason why the loss of lives in the Los Angeles earthquake was comparatively low is that ________.

  A.new computers had been installed in the buildings

  B.it occurred in the residential areas rather than on the highways

  C.large numbers of Los Angeles residents had gone for a holiday

  D.improvements had been made in the construction of buildings and highways

  开始考试练习点击查看答案
• 12The function of the computer mentioned in the passage is to ________.

  A.counterbalance an earthquake’s action on the building

  B.predict the coming of an earthquake with accuracy

  C.help strengthen the foundation of the building

  D.measure the impact of an earthquake’s vibrations

  开始考试练习点击查看答案
• 13The smart buildings discussed in the passage ________.

  A.would cause serious financial problems

  B.would be worthwhile though costly

  C.would increase the complexity of architectural design

  D.can reduce the ground vibrations caused by earthquakes

  开始考试练习点击查看答案
• 14It can be inferred from the passage that in minimizing the damage caused by earthquakes attention should be focused on ________.

  A.the increasing use of rubber and steel in capital construction

  B.the development of flexible building materials

  C.the reduction of the impact of ground vibrations

  D.early forecasts of earthquakes

  开始考试练习点击查看答案
• 15The author’s main purpose in writing the passage is to ________.

  A.compare the consequences of the earthquakes that occurred in the U.S.

  B.encourage civil engineers to make more extensive use of computers

  C.outline the history of the development of quake-resistant building materials

  D.report new developments in constructing quake-resistant buildings

  开始考试练习点击查看答案
• 16Plants will emit an increased amount of heat when they are ________.

  A.sprayed with pesticides

  B.facing an infrared scanner

  C.in poor physical condition

  D.exposed to excessive sun rays

  开始考试练习点击查看答案
• 17In order to apply pesticide spraying precisely, we can use infrared scanning to ________.

  A.estimate the damage to the crops

  B.draw a color-coded map

  C.measure the size of the affected area

  D.locate the problem area

  开始考试练习点击查看答案
• 18Farmers can save a considerable amount of pesticide by ________.

  A.resorting to spot-spraying

  B.consulting infrared scanning experts

  C.transforming poisoned rain

  D.detecting crop problems at an early date

  开始考试练习点击查看答案
• 19The application of infrared scanning technology to agriculture met with some difficulties due to ________.

  A.the lack of official support

  B.its high cost

  C.the lack of financial support

  D.its failure to help increase production

  开始考试练习点击查看答案
• 20Infrared scanning technology may be brought back into operation because of ________.

  A.the desire of farmers to improve the quality of their produce

  B.growing concern about the excessive use of pesticides on crops

  C.the forceful promotion by the Department of Agriculture

  D.full support from agricultural experts

  开始考试练习点击查看答案