2012年职称英语等级考试模拟试题及答案解析理工类A级模拟试题(二)(共18页).doc
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1、精选优质文档-倾情为你奉上2012年度全国职称英语等级考试理工类(A级)全真模拟试题二第1部分:词汇选项(第1-15题,每题1分,共15分)下面每个句子中均有1个词或短语画有底横线,请为每处画线部分确定1个意义最为接近的选项1. He was unable to give a credible explanation for his behavior. A. workable B. convincing C. practical D. reliable 2. Smoking is banned in the building. A. listed B. forbidden C. handled
2、 D. investigated 3. I want a job with good prospects for promotion. A. advancement B. replacement C. retirement D. advertisement 4. The report was compiled from a survey of 5000 households. A. printed B. attached C. written D. sent 5. The patient showed a marked improvement in her condition after ch
3、anging medication. A. great B. clear C. quick D. regular 6. Actors dressed in authentic costumes re-enact the battle. A. faithful B. royal C. genuine D. sincere 7. People who travel by rail still read an immense amount. A. immediate B. enormous C. equal D. moderate 8. He demolished my argument in mi
4、nutes. A. disapproved B. disputed C. accepted D. supported 9. Polluted water sources are a hazard to wildlife. A. evidence B. danger C. case D. picture 10. Ashley gazed at him, her thoughts in turmoil. A. failure B. doubt C. confusion D. relief 11. It was an article in the local newspaper which fina
5、lly spurred him into action . A. attract B. encourage C. require D. spend 12. He impressed all his colleagues as a vigorous man in the prime of his career. A. hot-tempered B. healthy C. friendly D. patient 13. From my standpoint, you know, this is ridiculous. A. position B. point of view C. knowledg
6、e D. opinion 14. The journalist was probing into several financial scandals. A. solving B. investigating C. involving D. disputing 15. You have to abide by the referees decision. A. stick to B. persist in C. safeguard D. apply 第2部分:阅读判断(第16-22题,每题1分,共7分)下面短文后列出了7个句子,请根据短文的内容对每个句子作出判断:如果该句提供的是正确的信息,请
7、选择A;如果该句提供的是错误的信息,请选择B;如果该句的信息文中没有提及,请选择C。 California Gives Green Light to Space Solar Power Energy beamed down from space is one step closer to reality, now that California has given the green light to an agreement that would see the buy 200 megawatts of power beamed down from solar-power satellite
8、s beginning in 2016. But some major challenges will have to be overcome if the technology is to be used widely. A start-up company called Solaren is designing the satellites, which it says will use radio waves to beam energy down to a receiving station on Earth. The of collecting solar power in spac
9、e is the almost uninterrupted sunshine available in geosynchronous orbit. Earth-based solar cells, by contrast, can only collect sunlight during daytime and when skies are clear. But space-based solar power must grapple with the high cost per kilogram of launching things into space, says Richard Sch
10、wartz of Purdue University in West Lafayette, Indiana. “If youre talking about it being economically viable for power of the Earth, its a tough go,” he says. Cal Boerman, Solarens director of energy services, says the company designed its satellites with a view to keeping launch costs down. “We knew
11、 we had to come up with a different, revolutionary design,” he says. A the company has won describes ways to reduce the systems weight, including using inflatable mirrors to focus sunlight on solar cells, so a smaller number can collect the same amount of energy. But using mirrors introduces other c
12、hallenges, including keeping the solar cells from overheating, says Schwartz. “You have to take care of heat dissipation because youre now concentrating a lot of energy in one place,” he says. According to the companys patent, Solarens solar cells will be connected to radiators to help keep them coo
13、l. Though Boerman says the company believes it can make space-based solar power work, it is not expecting to crowd out other forms of renewable energy. and other states require increasing use of renewable energy in coming years, he points out. “To meet those needs, were going to need all types of re
14、newable energy sources,” he says.16. Solar-power satellites will use radio waves to beam energy down from space. A. Right. B. Wrong C. Not mentioned 17. Solaren is going to design 200 solar-power satellites. A. Right. B. Wrong C. Not mentioned 18. Space-based solar cells could collect solar power on
15、ly when skies are clear. A. Right. B. Wrong C. Not mentioned 19. One advantage of space-based solar power system is that it is economical. A. Right. B. Wrong C. Not mentioned 20. Inflatable mirrors are used to reduce the weight of the space-based solar power system. A. Right. B. Wrong C. Not mention
16、ed 21. 6.Space-based solar power will rule out other forms of renewable energy source. A. Right. B. Wrong C. Not mentioned 22. Many countries will grant permission for the use of the space-based solar power system. A. Right. B. Wrong C. Not mentioned 第3部分:概括大意与完成句子(第23-30题,每题1分,共8分)下面的短文有2项测试任务:(1)第
17、23-26题要求从所给的6个选项中为第14段每段选择1个最佳标题;(2)第2730题要求从所给的6个选项中为每个句子确定1个最佳选项。 The Natural Gas Natural gas is produced from reservoirs deep beneath the earth surface. Its a fossil fuel, meaning that it is derived from organic material buried in the earth millions of years ago. The main component of natural gas
18、 is methane. The popularity and use of clean natural gas has increased dramatically over the past 50 years as pipeline infrastructure has been installed to deliver it conveniently and economically to millions of residential, commercial and industrial customers world wide. Today, natural gas service
19、is available in all 50 states in the U.S. and is the leading energy choice for fueling American homes and industries. More than 65 million American homes use natural gas. In fact, natural gas is the most economical source for home energy needs, costing one third as much as electricity. In addition t
20、o heating homes, much of the gas used in the U.S. is used as a raw material to manufacture a wild variety of products, from paint, to fibers for clothing, to plastics for healthcare, computing and furnishings. Natural gas is also used in a significant number of new electricity-generating power plant
21、s. Natural gas is one of the safest and cleanest fuels available. It emits less pollution than other fossil fuel sources. When natural gas is burned, it produces mostly carbon dioxide and water vaporthe same substances emitted when humans breathe. Compared with some other fossil fuels, natural gas e
22、mits the least amount of carbon dioxide into the air when combustedmaking natural gas the cleanest burning fossil fuel of all. The U.S. consumes about one third of the worlds natural gas output, making it the largest gas-consuming region in the world. The U.S. Department of Energys Energy Informatio
23、n Administration forecasts that natural gas demand will grow by more than 50 percent by 2025. There are huge reserves of natural gas beneath the earths surface. The largest reserves of natural gas can be formed in Russia, West and North Africa and the Middle East. LNG has been produced domestically
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