職稱英語等級考試試題答案及題解理工類(A級)(20211012182044)

1、職稱英語等級考試試題答案及題解理工類 A 級 6第三篇The Science of the FutureUntil recently ， the “ sciencoef the future wassupposed to be electronics and artificialintelligence Today it seems more and more likely that the next great breakthroughs intechnology will be brought through a combination Of those two sciences with

2、 organic chemistryand genetic engineeringThis combination is the science of biotechnology Organic chemistry enables us to produce marvelous synthetic 合 成 的materials. However,it is still difficult to manufacture anything that has the capacity of wool to conserve heat and alsotO absorb moistureNothing

3、 that we have been able to produce so far comes anywhere near thecombination of strength1ightness and flexibility that we find in the bodies of ordinary insectsNeverthelessscientists in the laboratory have already succeeded in materialthat has many of the characteristics of human skinThe next step m

4、ay well be“ biotech hearts andeyes whhiccan replace diseased organs in human beingsThese will not berejected by the body,as is the case with organs from humansThe application of biotechnology to energy production seems even more promising In 1996the famous sciencefiction writer ，Arthur C Clarke，many

5、 of whose previous predictions havecome true。 said that we may soon be able to develop remarkably cheap and renewable sources ofenergy Some of these power sources will be biological Clarke and others have warned usrepeatedly that sooner or later we will have to give up our dependence on non-renewabl

6、e powersourcesCoal，oil and gas are indeed convenientHowever，using them also means creatingdangerously high levels of pollution It will be impossible to meet the growing demand forenergy without increasing that pollution to catastrophic 災(zāi)難性的 levels unless we developpower sources that are both cheaper

7、 and cleanerIt is attempting to think that biotechnology or some other“ science of the futurecan solveour problems Before we surrender to that temptation we should remember nuclear powerOnly afew generations ago it seemed to promise limitless，cheap and safe energy Todaythose promises1ie buried in a

8、concrete grave in a place called Chernobyl ， in the Ukraine Biotechnology isunlikely however, to break its promises in quite the same or such a dangerous way41 According to the passage， the science of the future is likely to beA electronics B biotechnology C genetic engineeringD nuclear technology 4

9、2 Organic chemistry helps to produce materials that areA as good as w001.B as good as an insec't s bodyC not as good as natural materialsD better than natural materials43 According to the passage，it may soon be possibleA to make something as good as human skinB to produce drugs without side effe

10、cts C to transplant human organsD to make artificial hearts and eyes44 In 1996. Arthur C Clarke predicted thatA biological power sources would be put into use soon B oil ， gas and coal could be repeatedly used in the futureC dependence on non renewable power sources would be reduced soonD the Chernobyl disaster would happen in two years45 What do we learn from the last paragraph?A Biotechnology can solve all our future energy