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单选题Please put up your hands if you have any questions.
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单选题We bad a long Uconversation/U about her parents.
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单选题He Uinspired /U many young people to take up the sport
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单选题 下面的短文后列出了7个句子,请根据短文的内容对每个句子作出判断;如果该句提的是正确信息,请选择A;如果该句提的是错误信息,请选择B;如果该句的信息文中没有提及,请选择C。 Tokyo is World's Priciest City The weak American dollar and strong European and Asian currencies helped make Tokyo and London the most expensive cities in the world, according to a recent survey. American cities were absent from the top 10, with the most expensive U. S. city, New York, dropping two spots from last year to 12 in the survey of 144 urban areas conducted by Mercer Human Resource Consulting. Moscow ranked in third place, with Osaka, and Hong Kong rounding out the top five most expensive cities. The survey, drawn up twice a year, ranks cost of living for foreign workers, not local residents, and is used primarily by multinational companies to determine pay for expatriate employees. "The euro appreciated (升值) more than 11 percent in the last six months. " said Marie-Laurence Sepede, senior researcher at Mercer. "So that made European cities go up and U.S. cities drop. " Sepede noted that while U.S. cities got cheaper in relation to those in Europe and Asia, the rankings among: American cities remained similar to previous years, with Los Angeles, Chicago and San Francisco all placing high on the list. Also not able was the climb of Australian and New Zealand cities up the list, a shift caused by those nation's strong currencies. Sydney moved from 67 last year to 20 this year, and Auckland, New Zealand climbed 35 places to 80. The rest of the top 20 remained fairly constant, although Paris, Vienna, Austria and Istanbul, Turkey made their first appearances so high in the rankings. The survey took into consideration 250 criteria, including the cost of utilities, food and entertainment. While the survey looked at a range of living standards, Sepede said the study was most representative of the expenses of people working for big international corporations and maintaining fairly high standards of living. Mercer said the continued appreciation of the euro against the U. S. dollar could eventually force companies to move employees and reorganize. "Mainly, the depreciation(贬值) of the dollar makes it cheaper to send employees to American cities," said Jackie Barber, a spokeswoman for the survey.
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单选题Her novel {{U}}depicts{{/U}} an ambitious Chinese.
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单选题The novel depicts the history of the nation. A. narrates B. illustrates C. describes D. exemplify
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单选题下面的短文有15处空白,请根据短文内容为每处空白确定1个最佳选项。 Computer and School Education There was a time when parents who wanted an educational present for their children would buy a typewriter, a globe or an encyclopedia set. Now those {{U}}(51) {{/U}} seem hopelessly old-fashioned; this Christmas, there were a lot of personal computers under the tree. {{U}}(52) {{/U}} that computers are the key to success, parents are also financially insisting that children {{U}}(53) {{/U}} taught to use them in school—as early as possible. The problem for schools is that when it {{U}}(54) {{/U}} computers, parents don't always know best. Many schools are {{U}}(55) {{/U}} parental impatience and are purchasing hardware without sound educational planning so they can say, "OK, we've moved into the computer age. " Teachers found themselves caught in the middle of the problem—between parent pressure and {{U}}(56) {{/U}} educational decisions. Educators do not even agree {{U}}(57) {{/U}} how computers should be used. {{U}}(58) {{/U}} money is going for computerized educational materials {{U}}(59) {{/U}} research has shown can be taught just as well with pencil and paper. {{U}}(60) {{/U}} those who believe that all children should have access to computers, warn of potential dangers to the very young. The temptation remains strong largely because young children {{U}}(61) {{/U}} so well to computers. First graders have been seen willing to work for two hours on math skills. Some have an attention span of 20 minutes.{{U}} (62) {{/U}} school can afford to go into computing, and creates yet another problem: a division between the haves and have-nots. Very {{U}}(63) {{/U}} parents are agitating {{U}}(64) {{/U}} computer instruction in poor school districts, {{U}}(65) {{/U}} there may be barely enough money to pay the reading teacher.
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单选题We all think that Mary's husband is a very boring person. A.shy B.stupid C.dull D.selfish
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单选题Almost Human? Scientists are racing to build the world"s first thinking robot. This is not science fiction: some say they will have made it by the year 2020. Carol Packer reports. Machines that walk, speak and feel are no longer science fiction. Kismet is the name of an android (机器人) which scientists have built at the Massachusetts Institute of Technology (MIT). Kismet is different from the traditional robot because it can show human emotions. Its eyes, ears and lips move to show when it feels happy, sad or bored. Kismet is one of the first of a new generation of androids—robots that look like human beings-which can imitate human feelings. Cog, another android invented by the MIT, imitates the action of a mother. However, scientists admit that so far Cog has the mental ability of a two-year-old. The optimists (乐观主义者) say that by the year 2020 we will have created humanoids (机器人) with brains similar to those of an adult human being. These robots will be designed to look like people to make them more attractive and easier to sell to the public. What kind of jobs will they do? In the future, robots like Robonaut, a humanoid invented by NASA, will be doing dangerous jobs, like repairing space stations. They will also be doing more and more of the household work for us. In Japan, scientists are designing androids that will entertain us by dancing and playing the piano. Some people worry about what the future holds: will robots become monsters (怪物)? Will people themselves become increasingly like robots? Experts predict that more and more people will be wearing micro-computers, connected to the Internet, in the future. People will have micro-chips in various parts of their body, which will connect them to a wide variety of gadgets (小装置). Perhaps we should not exaggerate (夸大) the importance of technology, but one wonders whether, in years to come, we will still be falling in love, and whether we will still feel pain. Who knows?
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单选题Learning Disorder—Dyslexia As many as 20% of all children in the United States suffer from some form of the learning disorder called dyslexia. Experts on dyslexia say that the problem is not a disease. They say that persons with dyslexia use information in a different way. One of the world"s great thinkers and scientists Albert Einstein was dyslexic. Einstein said that he never thought in words the way that most people do. He said that he thought in pictures instead. The American inventor Thomas Edison was also dyslexic. Dyslexia first was recognized in Europe and the United States more than 80 years ago. Many years passed before doctors discovered that persons with the disorder were not mentally slow or disabled. The doctors found that the brains of persons with dyslexia are different. In most people, the left side of the brain—the part that controls language—is larger than the right side. In persons with dyslexia, the right side of the brain is bigger. Doctors are not sure what causes this difference. However, research has shown that dyslexia is more common in males than in females, and it is found more often in persons who are left-handed. No one knows the cause of dyslexia, but some scientists believe that it may result from chemical changes in a baby"s body long before it is born. They are trying to find ways to teach persons with dyslexia Dyslexic persons think differently and need special kinds of teaching help. After they have solved their problems with language, they often show themselves to be especially intelligent or creative.
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单选题The once barren hillsides are now good farmland.
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单选题Could you Ucondense/U all the worthwhile information in this book into a few pages?
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单选题Man cannot {{U}}exit{{/U}} without water. A. expand B. rise C. live D. quit
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单选题The most important result of the Lewis and Clark expedition was that it enabled the United States to claim the Oregon region. A. regret B. problem C. outcome D. controversy
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单选题{{B}}第三篇{{/B}} {{B}} London's First Light Rail System{{/B}} The Docklands Light Railway (DLR) took just three years to build at a cost of £77 million. It is London's first Light Rail System, but its route follows that of a number of older lines, which carried the nineteenth century railways through the crowded districts of the East End. The section of the line from the Tower Gateway Station to Poplar follows the line of one of London's earliest railways, the London on board each vehicle, Train Captains, who are also fully qualified drivers, are equipped with two-way radios to maintain contact with central control. There are passenger lifts, and self-service ticket machines, at every station.
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单选题The children trembled with fear when they saw the policeman.
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单选题Please Fasten Your Seatbelts Severe turbulence (湍流) can kill aircraft passengers. Now, in test flights over the Rocky Mountains, NASA (美国航空航天局) engineers have successfully detected clear-air turbulence up to 10 seconds before an aircraft hits it. Clear-air turbulence often catches pilots by surprise. Invisible to radar, it is difficult to forecast and can hurl (用力抛出去) passengers about the cabin. In December 1997, one passenger died and a hundred others were injured when unexpected rough air caused a United Airlines flight over the Pacific to drop 300 meters in a few seconds. However, passengers can avoid serious injury by fastening their seatbelts. "It is the only antidote (对策) for this sort of thing," says Rod Bogue, project manager at NASA"s Dryden Flight Research Center in Edwards, California. The Center"s new turbulence detector is based on lidar, or laser-radar. Laser pulses are sent ahead of the plane and these are then reflected back by particles in the air. The technique depends on the Doppler Effect (多普勒效应). The wavelength of the light shifts according to the speed at which the particles are approaching. In calm air, the speed equals the plane"s airspeed. But as the particles swirl (打漩) in rough air, their speed of approach increases or decreases rapidly. The rate of change in speed corresponds to the severity (激烈程度) of the turbulence. In a series of tests that began last month, a research jet flew repeatedly into disturbed air over the mountain ridges (山脉) near Pueblo, Colorado. The lidar detector spotted turbulence between 3 and 8 kilometers ahead, and its forecasts of strength and duration corresponded closely with the turbulence that the plane encountered. Bogue says that he had "a comfortable amount of time" to fasten his seatbelt. The researchers are planning to improve the lidar"s range with a more powerful beam. The system could be installed on commercial aircraft in the next few years.
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单选题As nineteenth-century American cultural aspirations expanded, women stepped into a new role as interpreters of art, both by writing works on art history and by teaching art. A. patronage B. imagination C. ambitions D. opportunities
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单选题During the 1840’s, Dorothea Dix was a leader in the movement for the {{U}}reform{{/U}} of prison conditions.
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单选题She could fix the machine without referring to the instructions.A. understandingB. observingC. consultingD. obtaining
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