2008年6月 大 学 英 语 六 级 真 题Part I Writing 80m mutes)Will E-books Replace Traditional Books?1.随着信息技术的发展，电 子 图 书 越 来 越 多2.有 人认为电子图书会取代传统图书，理由是3.我 的 看 法注意：此部分试题在答题卡1上Part II Reading Com prehension Skiam iig and Scanning)(15 in iiutes)Directions:In this part,you will have 15 minutes to go over the passage quickly and answerthe questions on Answer Sheet 1 For questions 1-7,choose the best answer from the fourchoices marked A),B),C)and D.For questions 8-10,complete the sentences with theinformation given in the passage.What will the world be like in fifty years?This week some top scientists,including Nobel Prize winners,gave their vision of how theworld will look in 2056,fron gas-powered cars to extraordinary health advances,John Inghamreports on what the worlds finest minds believe our futures will be.For those of us lucky enough to live that long,2056 will be a world of almost perpetual youth,where obesity is a remote memory and robots become our companions.We will be rubbing shoulders with aliens and colonizing outer space.Better still,ourdescendants might at last live in a world at peace with itself.The prediction is that we will have found a source of inexhaustible,safe,green energy,andthat science will have killed off religion.If they are right we will have removed two of themain causes of war-our dependence on oil and religious prejudice.Will we really,as todays scientists claim,be able to live for ever or at least cheat the ageingprocess so that the average person lives to 150?Of course,all these predictions come with a scientific health warning.Harvard professorSteven Pinker says:This is an invitation to look foolish,as with the predictions of domedcities and nuclear-powered vacuum cleaners that were made 50 year ago.”Living longerAnthony Atala,director of the Wake Forest Institute in North Carolina,belives failing organswill be repaired by injecting cells into the body.They will naturally to straight to the injuryand help heal it.A system of injections without needles could also slow the ageing process byusing the same process to tune”cells.Bruce Lahn,professor of human genetics at the U niversity of Chicago,anticipates the abilityto produce6unlimited supplies of transplantable human organs without the needed a neworgan,such as kidney,the surgeon would contact a commercial organ producer,give him thepatient9s immuno-logical profile and would then be sent a kidney with the correct tissue type.These organs would be entirely composed of human cells,grown by introducing them intoanimal hosts,and alloweing them to deveoop into and organ in place of the animals own.ButProf.Lahn believes that farmed brains would be off limits.He says:Very few people wouldwant to have their brains replaced by someone elses and we probably dont want to put ahuman brain ing an animal body.”Richard Miller,a professor at the U niversity of Michigan,thinks scientist could develop64anIthentic anti-ageing drugs“by working out how cells in larger animals such as whales andhuman resist many forms of injuries.He says/lfs is now routine,in laboratory mammals,toextend lifespan by about 40%.Turning on the same protective systems in people should,by2056,create the first class of 100-year-olds who are as vigorous and productive as todayspeople in their 60s”AliensConlin Pillinger,professor of planetary sciences at the Open U niversity,says:,?I fancy that atleast we will be able to show that life didi start to evolve on Mars well as Earth.Within5 Oy ears he hopes scientists will prove that alien life came here in Martian meteorites（陨石）.Chris Me Kay,a planetary scientist at NASAs Ames Research Center.believes that in 50 yearswe may find evidence of alien life in ancient permanent forst of Mars or on other planers.He adds:MThere is even a chance we will find alien life forms here on Earth.lt mightbe asdifferent as English is to Chinese.Priceton professor Freeman Dyson thinks it likely“that life form outer space will bediscovered defore 2056 because the tools for finding it,such as optical and radio detection anddata processing,are improving.He ays:As soon as the first evidence is found,we will know what to look for and additionaldiscoveries are likely to follow quickly.Such discoveries are likely to have revolutionaryconsequences for biology,astronomy and philosophy.They may change the way we look atourselves and our place in the universe.Colonies in spaceRichard Gottprofessor of astrophysics at Princeton,hopes man will set up a self-sufficientcolony on Mars,which would be a“life insurance policy against whatever catastrophes,naturalor otherwise,might occur on Earth.“The real space race is whether we will colonise off Earth on to other worlds before money forthe space programme runs out.”Spinal injuriesEllen Heber-Katz,a professor at the Wistar Institude in Philadelphia,foresees cures for inijuriescausing paralysis such as the one that afflicated Superman star Christopher Reeve.She says:I believe that the day is not far off when we will be able to pr