大学六级-931及答案解析.doc
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1、大学六级-931 及答案解析(总分:667.00,做题时间:90 分钟)一、Part Writing(总题数:1,分数:106.00)1.近来,许多经典名著被改写成各种版本以供大众娱乐2这种现象产生的原因3我的看法On the Adaptation of the Classics_(分数:106.00)_二、Part Reading Compr(总题数:1,分数:70.00)Trust Me, Im a RobotWith robots now emerging from their industrial cages and moving into homes and workplaces,
2、roboticists are concerned about the safety implications beyond the factory floor. To address these concerns, leading robot experts have come together to try to find ways to prevent robots from harming people. Inspired by the Pugwash Conferencesan international group of scientists, academies and acti
3、vists founded in 1957 to campaign for the non-proliferation of nuclear weapons the new group of robo-ethicists met earlier this year in Genoa, Italy, and announced their initial findings in March at the European Robotics Symposium in Palermo, Sicily.“Security and safety are the big concerns,“ says H
4、enrik Christensen, chairman of the European Robotics Network at the Swedish Royal Institute of Technology in Stockholm. Should robots that are strong enough or heavy enough to crush people be allowed into homes? Is “system malfunction“ a justifiable defence for a robotic fighter plane that contraven
5、es (违反) the Geneva Convention and mistakenly fires on innocent civilians?“These questions may seem hard to understand but in the next few years they will become increasingly relevant,“ says Dr. Christensen. According to the United Nations Economic Commission for Europes World Robotics Survey, in 200
6、2 the number of domestic and service robots more than tripled, nearly surpassing their industrial counterparts. By the end of 2003 there were more than 600,000 robot vacuum cleaners and lawn mowersa figure predicted to rise to more than 4m by the end of next year. Japanese industrial firms are racin
7、g to build humanoid robots to act as domestic helpers for the elderly, and South Korea has set a goal that 100% of house holds should have domestic robots by 2020. In light of all this, it is crucial that we start to think about safety guidelines now, says Dr. Christensen.Stop right thereSo what exa
8、ctly is being done to protect us from these mechanical menaces? “Not enough,“ says Blay Whitby. This is hardly surprising given that the field of “safety-critical computing“ is barely a decade old, he says. But things are changing, and researchers are increasingly taking an interest in trying to mak
9、e robots safer. One approach, which .sounds simple enough, is try to pro gram them to avoid contact with people altogether. But this is much harder than it sounds. Get ting a robot to navigate across a cluttered room is difficult enough without having to take into account what its various limbs or a
10、ppendages might bump into along the way.“Regulating the behaviour of robots is going to become more difficult in the future, since they will increasingly have self-learning mechanisms built into them,“ says Gianmarco Veruggio. “As a result, their behaviour will become impossible to predict fully,“ h
11、e says, “since they will not be behaving in predefined ways but will learn new behaviour as they go.“Then there is the question of unpredictable failures. What happens if a robots motors stop working, or it suffers a system failure just as it is performing heart surgery or handing you a cup of hot c
12、offee? You can, of course, build in redundancy by adding backup systems, says Hirochika Inoue. But this guarantees nothing, he says. “One hundred per cent safety is impossible through technology,“ says Dr. Inoue. This is because ultimately no matter how thorough you are, you can not anticipate the u
13、npredictable nature of human behaviour, he says. Or to put it another way, no matter how sophisticated your robot is at avoiding people, people might not always manage to avoid it, and could end up tripping over it and falling down the stairs.Legal problemsIn any case, says Dr. Inoue, the laws reall
14、y just summarize commonsense principles that are already applied to the design of most modern appliances, both domestic and industrial. Every toaster, lawn mower and mobile phone is designed to minimize the risk of causing injuryyet people still manage to electrocute (电死) themselves, lose fingers or
15、 fall out of windows in an effort to get a better signal. At the very least, robots must meet the rigorous safety standards that cover existing products. The question is whether new, robot-specific rules are neededand, if so, what they should say.“Making sure robots are safe will be critical,“ says
16、Colin Angle of iRobot, which has sold over 2m “Roomba“ household-vacuuming robots. But he argues that his firms robots are, in fact, much safer than some popular toys. “A radio-controlled car controlled by a six-year old is far more dangerous than a Roomba,“ he says. If you tread on a Roomba, it wil
17、l not cause you to slip over; instead, a rubber pad on its base grips the floor and prevents it from moving. “Existing regulations will address much of the challenge,“ says Mr. Angle. “Im not yet convinced that robots are sufficiently different that they deserve special treatment.“Robot safety is li
18、kely to surface in the civil courts as a matter of product liability. “When the first robot carpet-sweeper sucks up a baby, who will be to blame?“ asks John Hallam, a professor at the University of Southern Denmark in Odense. If a robot is autonomous and capable of learning, can its designer be held
19、 responsible for all its actions? Today the answer to these questions is generally “yes“. But as robots grow in complexity it will become a lot less clear cut, he says.“Right now, no insurance company is prepared to insure robots,“ says Dr. Inoue. But that will have to change, he says. Last month, J
20、apans Ministry of Trade and Industry announced a set of safety guidelines for home and office robots. They will be required to have sensors to help them avoid collisions with humans; to be made from soft and light materials to minimize harm if a collision does occur; and to have an emergency shut-of
21、f button. This was largely prompted by a big robot exhibition held last summer, which made the authorities realize that there are safety implications when thousands of people are not just looking at robots, but mingling with them, says Dr. Inoue.However, the idea that general-purpose robots, capable
22、 of learning, will become widespread is wrong, suggests Mr. Angle. It is more likely, he believes, that robots will be relatively dumb machines designed for particular tasks. Rather than a humanoid robot maid, “its going to be a heterogeneous (不同种类的) swarm of robots that will take care of the house,
23、“ he says.(分数:70.00)(1).What was the Pugwash Conferences intended to advocate?(分数:7.00)A.The non-proliferation of nuclear weapons.B.Safe robots in all aspects of life.C.Robot-ethics in the new century.D.Restrie6on on the use of robots as a weapon.(2).Henrik Christensen is most concerned about whethe
24、r robots are _.(分数:7.00)A.harmlessB.powerfulC.intelligentD.durable(3).It is expected that there are 4 million robot vacuum cleaners and lawn mowers in _ .(分数:7.00)A.2002B.2003C.2004D.2005(4).Japanese firms are competing in the production of robots specifically _.(分数:7.00)A.used in car factoriesB.use
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