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1、2015年职称英语理工类C级考试真题1、 词汇选项1. The weather last summer wasawful.A. badB. fairC. dryD. hot2. The law carries apenaltyof up to three years in prison.A. MessageB. guiltC. obligationD. punishment3. My piano playing has improvedsignificantlysince I had a new teacher.A. definitelyB. generallyC. certainlyD. g
2、reatly4. There is a need forradicalchanges in education.A. revolutionaryB. long-termC. short-termD. systematic5. Itfrustratesme that Im not able to put any of my ideas into practice.A. discouragesB. showsC. surprisesD. frightens6. I realized to myhorrorthat I had forgotten the present.A. limitB. fea
3、rC. powerD. fool7. He tried toassemblehis thoughts.A. gatherB. clearC. shareD. spare8. IamgoingasafavortoAnnbecauseIhaveto.A.partnerB.driveC.guideD.help9. The doctors did notrevealthe truth to him.A. hideB. handleC. discloseD. establish10. Railways are the most importantmodeof transport for the econ
4、omy.A. wayB. factorC. objectiveD. source11. He said someharshwords about his brother.A. properB. unkindC. normalD. unclear12. Under thetermsof the contract， you must give 3 months notice before you leave.A. subjectsB. expressionsC. wordsD. rules13. Donttempthieves by leaving valuables clearly visibl
5、e.A. alarmB. catchC. spotD. attract14. When did you firstencounterthese difficulties？A. createB. presentC. experienceD. resolve15. We need to identify thepotentialproblems.A. possibleB. mainC. immediateD. common2、 阅读判断ADHD Linked to Air Pollutants Children have an increased risk of attention problem
6、s，seen as early as grade school ，if their moms inhaled（吸入）a certain type of air 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 bu
7、rning of fossil fuels，wood and trash.Frederica Perera works at Columbia Universitys Mailman School of Public Health in 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 nonsmok
8、ing pregnant women in New York City.Because burning tobacco can spew（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 that would have been hard for an individual to avoid.The team started by testing the blood of each wo
9、man during pregnancy.The reason：Any PAHs in a womans blood would also be available to the baby in her womb.Nine years later，the researchers investigated signs of attention problems in these children，now age 9.They asked each childs mother a series of questions.These included whether her child had pr
10、oblems doing things that needed sustained（长期的） mental effort，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，o
11、r ADHD.About one in 10 U.S.children has ADHD.Among the women 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.Others had high levels.Those with high levels were five times as like
12、ly to have children who showed attention problems by age 9.The new findings were published November 5 in the journal PLOS ONE.16.Perera and her team chose nonsmoking pregnant women all over America.A.RightB.WrongC.Not mentioned17.The main purpose of the research was to find out how exposure to PAHs
13、played a role in harming the subjects physical health.A.RightB.WrongC.Not mentioned18.Nonsmoking mothers were selected because the effect of smoking on PAHs was unclear.A.RightB.WrongC.Not mentioned19.The blood of each women was tested once a month during pregnancy.A.RightB.WrongC.Not mentioned20.Ki
14、ds with ADHD commonly fail in school.A.RightB.WrongC.Not mentioned21.The women with high levels of PAHs in their blood were more likely to have kids with ADHD.A.RightB.WrongC.Not mentioned22.Traffic and home heating were considered to be the biggest sources of PAHs for the subjects in the research.A
15、.RightB.WrongC.Not mentioned3、 概括大意与完成句子1）New research published today in the journal Nature Communications,has demonstrated how glass can be manipulated to create a material that will allow computers to transfer information using light.This development could significantly increase computer processing speeds and power in the future2）The research by the University of Surrey,in collaboration with the University of Cambridge and the University of Southampton,has found it is possible to change the electronic properties of amorphous chalcogenides,a glass material integral to
