According to the passage,the science of the future is likely to be
A.electronics.
B.biotechnology.
C.genetic engineering.
D.nuclear technology.
试卷相关题目
- 1According to the last paragraph,which of the following statements is NOT true、
A.Other cities hope they Can also conserve power.
B.Other cities hope they Can use superconducting cables soon.
C.Superconductors waste less power because of their low resistance.
D.The Fribie experiment is not successful.
开始考试点击查看答案 - 2What element enables the ceramic tape to lower its temperature、
A.Copper.
B.Liquid nitrogen..
C.Clay.
D.Calcium.
开始考试点击查看答案 - 3At what temperature does the superconducting ceramic lose its resistance、
A.143 degree Celsius.
B.263 degree Celsius.
C.As long as it is ice-cold.
D.Absolute zero.
开始考试点击查看答案 - 4Compared to common electrical conductors,superconductors
A.have little or no electrical resistance.
B.Can be used for along time.
C.are not energy-efficient.
D.can be made easily.
开始考试点击查看答案 - 5What is the benefit of the revolution mentioned in the first paragraph、
A.With a flip of swish.electricity can be transmitted.
B.Other American cities can benefit from the high、performance cables.
C.Great amounts of power can be conserved.
D.Detroit will first receive electricity transmitted by the new electrical cables
开始考试点击查看答案 - 6Organic chemistry helps to produce materials that are
A.as good as w001.
B.as good as an insect’s body.
C.not as good as natural materials.
D.better than natural materials.
开始考试点击查看答案 - 7According to the.passage,it may soon be possible
A.to make something as good as human skin.
B.to produce drugs without side effects.
C.to transplant human organs.
D.to make artificial hearts and eyes.
开始考试点击查看答案 - 8In 1996. Arthur C.Clarke predicted that
A.biological power sources would be put into use soon.
B.oil,gas and coal could be repeatedly used in the future.
C.dependence on non—renewable power sources would be reduced soon
D.the Chernobyl disaster would happen in two years.
开始考试点击查看答案 - 9What do we learn from the last paragraph、
A.Biotechnology can solve all our future energy problems.
B.Biological power is cheaper than nuclear power.
C.Biological power may not be as dangerous as nuclear power
D.Biological power will keep all its promises.
开始考试点击查看答案
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