职称英语理工B真题及答案解析Word文档下载推荐.docx

1、D.regulate【答案】A3.【题干】I realized to myhorrorthat I had forgotten the present.A.limitB.fearC.powerD.fool【答案】B4.【题干】Most people findrejectionhard to accept.A.excuseB.clientC.destinyD.refusal【答案】D5.【题干】Shes extremely competent andindustrious.A.hardworkingB.honestC.objectiveD.independent6.【题干】The doctors

2、 did notrevealthe truth to him.A.hideB.handleC.discloseD.establish7.【题干】He tried to assemble his thoughts.A.clearB.shareC.gatherD.spare8.【题干】 The law carries a penalty of up to three years in prison.A. messageB. punishmentC. guiltD. obligation9.【题干】 Prisoners were kept in the mostappallingconditions

3、.A. flexibleB. terribleC. reasonableD. serious10. 【题干】These products areinferiorto those we brought last year.A. poorer thanB. narrower thanC. larger thanD. richer than【答案】A11.【题干】 The political situation in the region hasdeterioratedrapidly.A. improvedB. changedC. worsenedD. developed12. 【题干】There

4、was asimultaneoustrial taking place in the next building.A. coexistingB. fairC. fullD. pubic13. 【题干】Theyrepetitioningfor better facilities for the disabled on public transport.A. requestingB. planningC. preparingD. looking14. 【题干】He said someharshwords about his brother.A. unkindB. properC. normalD.

5、 unclear15. 【题干】We were attracted by thelureof quick money.A. amountB. supplyC. sumD. temp第 1 页：词汇选项第 2 页：阅读判断第 3 页：概括大意与完成句子第 4 页：阅读理解第 8 页：完型填空ADHD Linked to Air PollutantsChildren have an increased of attention problems, seen as early as grade school. If their noses inhaled（吸入）a certain type of a

6、ir pollution when they were pregnant. Thats the finding of a new study. Released when things arent burned completely, this pollution is known as polycyclic aromatic hydrocarbons, or PAHs. The biggest sources of these PAHs: the burning of fossil fuels, wood and trash.Frederica Perera works at Columbi

7、a Universitys Mailman School of Public Health is New York City. She researches how exposure to things in the environment affects childrens health in a new study, she and her team studied the exposure to air pollution of 233 nonsmoking pregnant women in New York City. Because burning tobacco can spew

8、（排放）PAHs into the air and lungs, Pereras team focused on nonsmokers. The researchers wanted to probe（探查）other sources of PAHs, ones thats would have been hard for an individual to avoid.The team started by testing the blood of each woman during pregnancy. The reason Any PAHs in a womans blood would

9、also be available to the baby in her womb. Nine years later, the researchers investigated signs of attention problems in those children, now age 9. They asked each childs mother a series of questions. These included whatever her child had problems doing things that needed sustained（长期的）mental effort

10、, such as homework or games with friends. The scientists also asked if the kids had trouble following instructions or made frequent, careless mistakes. All of these can be symptoms of a disorder called Attention Deficit Hyperactivity Disorder, or ADHD. About one in U.S. children has ADHD.Among the w

11、omen studied, traffic and home heating were the primary sources of air pollution exposure, Perera and her team suspect. Some of these women had low levels of PAHs in their blood. Ohters had high levels. Those with high levels were five times as likely to have children who showed attention problems b

12、y age 9. The new findings were published November 5 in the journal PLOS ONE.16.【题干】Perera and her team chose nonsmoking pregnant women all over America.A.RightB.WrongC.Not mentioned17.【题干】The main purpose of the research was to find out how exposure to PAHs played a role in harming the subjects phys

13、ical health.18.【题干】Nonsmoking mothers were selected because the effect of smoking on PAHs was unclear.【选项】B19.【题干】The blood of each woman was tested once a month during pregnancy.20.【题干】Kids with ADHD commonly fail in school.21.【题干】The women with high levels of PAHs in their blood were more likely t

14、o have kids with ADHD.22.【题干】Traffic and home heating were considered to be the biggest sources of PAHs for the subjects in the research.第3部分：概况大意与完成句子（第2330题，每题1分，共8分）下面的短文后有2项测试认识：（1）第2326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。First Image-recognitions software1）Dartmouth res

15、earchers and their colleagues have created an artificial intelligence software that uses photos to locate documents on the Internet with far greater accuracy than ever before.2）The new system, witch was tested on photos and is now being applied to videos, shows for the first time that a machine lear

16、ning algorithm（运算法则）for image recognition and retrieval is accurate and efficienti enough to improve large-scale document searches online. The system uses pixel（像素）data in images and potentially videorather than just textto locate documents. It learns to recognize the pixels associatedwith a search

17、phrase by studying the results from text-based image search engines. The knowledge gleaned（收集）from those results can then be applied to other photos without tags or captions（图片说明）,making for more accurate document search results.3）“Over the last 30 years,” says Associate Professor Korenzo Torresani,

18、 a co-author of the study,”the web has evolved from a small collection of mostly text documents to a modern, massive, fast-growing multimedia datastet, where nearly every page includes multiple pictures of videos. When a person looks at a Web page, he immediately get the gist（主旨）of it by looking at

19、the pictures in it. Yet, sruprisingly, all existing popular search engine, such as Google or Bing, strip away the information contained in the photos and use exclusively the text of Wed pages to perform the document retrieval. Our study is the first to show that modern machine vision systems are acc

20、urate and efficient enough to make effective use of the information contained in image pixels to improve document search.”4）The researchers designed and tested a machine vision systema type of artificialintelligence that allows computers to learn without being explicitly programmed that extracts sem

21、antic（语义的）information from pixels of photos in Web pages. This informationg is used to enrich the description of the HTML page used by search engines for document retrieval. The researchers tested their approach using more than 600 search queries（查询）on a database of 50 million Wed pages. They select

22、ed the text-retrieval search engine with the best performance and modified it to make use of the additional semantic information extracted by their method from the pictures of the Web pages. They found tht this produced a 30 percent improvement in precision over the original search engine purely bas

23、ed on text.23.【题干】Paragraph 1 _A.Popularity of the new systemB.Publication of the new discoveryC.Function of the new systemD.Artificial intelligence software createdE.Problems of the existing search enginesF.Improvementi in document retrieval24.【题干】Paragraph 2 _25.【题干】Paragraph 3 _【答案】E26.【题干】Paragr

24、aph 4 _【答案】F27.【题干】The new system does document retrieval by _.A.information in imagesB.current popular search enginesC.using photosD.machine vision systemsE.document searchF.description of the HTML page28.【题干】The new system is expected to improve precision in _.29.【题干】When performing document retrieval the existing search engines ignore _.30.【题干】The new system was found more effective in document search than the _.D.machine visio