[外语类试卷]专业英语四级(完形填空)模拟试卷202及答案与解析.doc
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1、专业英语四级(完形填空)模拟试卷 202及答案与解析 一、 PART IV CLOZE Decide which of the words given in the box below would best complete the passage if inserted in the corresponding blanks. The words can be used ONCE ONLY. 0 AthreatenedIcomprehensive BextentJneglected CdiagnoseKstaff DreplacedLvulnerable EincalculableMacce
2、ss FInitiallyNPractically GextremeOpotential Hcomponent Computer experts have been gripped by fear of a dangerous illness. It is highly infectious, difficult to【 C1】 _and in many cases impossible to cure. It is not computer experts or programming【 C2】 _who are likely to be affected, but rather the e
3、lectronic data banks themselves. Computer programmes are【 C3】_by a computer “virus“ that can pull down entire computer networks once it has been secretly brought into the system.【 C4】 _, the viruses were quite harmless. Amateur computer enthusiasts secretly brought them into big electronic systems,
4、where they showed up as little message or games. Such spectacular cases of computer espionage have shown that the big data banks are efficient, but also【 C5】 _. Many experts complain that computer safety has been【 C6】 _for too long. By threatening to place a computer virus into the heart of the elec
5、tronic data system, a large company could be put under【 C7】 _pressure. The damage by computer viruses is already【 C8】 _. The secret thing about computer viruses is that if they are well programmed they will spread throughout the entire system unnoticed. Bit by bit they infect the programmes that the
6、y have【 C9】 _to and then one day they jump into action all at once. And there seems to be hardly any countermeasures. The chance of finding a computer virus in an electronic system without【 C10】 _know-how and technical programme assistance is practically zero. 1 【 C1】 2 【 C2】 3 【 C3】 4 【 C4】 5 【 C5】
7、 6 【 C6】 7 【 C7】 8 【 C8】 9 【 C9】 10 【 C10】 10 AdisabledIsuffering BsignificantlyJunhappy CrelatedKlifestyles DinvolvedLcompared EoutlookMprimarily FsurvivingNreleasing GpessimisticOadjustments Hattitude Studies suggest optimists live longer and enjoy better health than pessimists. The real mystery i
8、s why. Highly optimistic people have【 C1】 _lower death rates. People with positive emotions have lower blood pressure. The most【 C2】 _men are more than twice as likely to develop heart disease【 C3】 _with the most optimistic. But is it optimism that makes people healthy, or do healthy people understa
9、ndably have a brighter【 C4】 _? To get a better handle on things, scientists have adjusted their analyses in recent years to account for pre-existing medical conditions. Studies that made these【 C5】 _found that existing illnesses dont negate the benefits of optimism. In one example of how humans keep
10、 their spirits up no matter what, researchers found older people【 C6】 _various illnesses still said they thought they were aging well. Another study found that the sick and【 C7】 _dont wallow in misery as is commonly believed. But why is optimism so beneficial? Perhaps optimists enjoy better health a
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