英语四级阅读试题库含答案解析.doc
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1、英语四级阅读题库含答案解析1.Passage OneGlobal warming may or may not be the great environmental crisis of the 21 st century,but regardless of whether it is or isn t we won t do much about it. We will argue overit and may even, as a nation, make some fairly solemn-sounding commitments to avoidit. But the more dra
2、matic and meaningful these commitments seem, the less likely theyare to be observed.Al Gore calls global warming an “inconvenient truth, ” as if merely recognizing itcould put us on a path to a solution. But the real truth is that we don t know enough torelieve global warming, and without major tech
3、nological breakthroughs we can t domuch about it.From 2003 to 2050, the world s population is projected to grow from 6.4 billion to 9.1billion, a 42% increase. If energy use per person and technology remain the same, totalenergy use and greenhouse gas emissions (mainly, CO2) will be 42% higher in 20
4、50. butthat s too low, because societies that grow richer use more energy. We need economicgrowth unless we condemn the world s poor to their present poverty and freezeeveryone elses living standards. With modest growth, energy use and greenhouseemissions more than double by 2050.No government will
5、adopt rigid restrictions on economic growth and personalfreedom (limits on electricity usage, driving and travel) that might cut back globalwarming. Still, politicians want to show they re “doing something. ”Consider the KyotoProtocol (京都议定书 ). It allowed countries that joined to punish those that d
6、idn t. But ithasn t reduced CO2 emissions (up about 25% since 1990), and many signatories (签字国) didn t adopt tough enough policies to hit their 2008-2012 targets.The practical conclusion is that if global warming is a potential disaster, the onlysolution is new technology. Only an aggressive researc
7、h and development programmight find ways of breaking dependence on fossil fuels or dealing with it.The trouble with the global warming debate is that it has become a moral problem whenit s really an engineering one. The inconvenient truth is that if we don t solve theengineering problem, we re helpl
8、ess.57. What is said about global warming in the first paragraph?A) It may not prove an environmental B) It is an issue requiring world widecrisis at all. commitments.C) Serious steps have been taken to avoid D) Very little will be done to bring it underor stop it. control.58. According to the autho
9、r s understanding, what is Al Gore s view on global warming?A) It is a reality both people and politicians are unaware of.B) It is a phenomenon that causes us many inconveniences.C) It is a problem that can be solved once it is recognized.D) It is an area we actually have little knowledge about.59.
10、Green house emissions will more than double by 2050 because of _.A) economic growth C) wasteful use of energyB) the widening gap between the rich and D) the rapid advances of science andpoor technology60. The author believes that, since the signing of the Kyoto Protocol, _.A) politicians have starte
11、d to do something to better the situationB) few nations have adopted real tough measures to limit energy useC) reductions in energy consumption have greatly cut back global warmingD) international cooperation has contributed to solving environmental problems61. What is the message the author intends
12、 to convey?A) Global warming is more of a moral issue than a practical one.B) The ultimate solution to global warming lies in new technologyC) The debate over global warming will lead to technological breakthroughs.D) People have to give up certain material comforts to stop global warming.Passage Tw
13、oSomeday a stranger will read your e-mail without your permission or scan theWebsites you ve visited. Or perhaps someone will casually glance through your creditcard purchase or cell phone bills to find out your shopping preferences or calling habits.In fact, it s likely some of these things have al
14、ready happened to you. Who wouldwatch you without your permission? It might be a spouse, a girlfriend, a marketingcompany, a boss, a cop or a criminal. Whoever it is, they will see you in a way you neverintended to be seen the 21 st century equivalent of being caught naked.Psychologists tell us boun
15、daries are healthy, that it s important to reveal yourself tofriends, family and lovers in stages, at appropriate times. But few boundaries remain. Thedigital bread crumbs ( 碎 屑 ) you leave everywhere make it easy for strangers toreconstruct who you are, where you are and what you like. In some case
16、s, a simpleGoogle search can reveal what you think. Like it or not, increasingly we live in a worldwhere you simple cannot keep a secret.The key question is: Does that matter?When opinion polls ask Americans about privacy, most say they are concerned aboutlosing it. A survey found an overwhelming pe
17、ssimism about privacy, with 60 percent ofrespondents saying they feel their privacy is “slipping away, and that bothers me. ”But people say one thing and do another. Only a tiny fraction of Americans changeany behaviors in an effort to preserve their privacy. Few people turn down a discount attollbo
18、oths (收费 站) to avoid using the EZ-Pass system that can track automobilemovements. And few turn down supermarket loyalty cards. Privacy economistAlessandro Acquisti has run a series of tests that reveal people will surrender personalinformation like Social Security numbers just to get their hands on
19、a pitiful 50-cents-offcoupon (优惠券).But privacy does matter at least sometimes. It s like health: When you have it, youdon t notice it. Only when it s gone do you wish you d done more to protect it.62. What does the author mean by saying “the 21 st century equivalent of being caughtnaked ”(Lines 3-4,
20、 Para.2)?A) People s personal information is easily accessed without their knowledge.B) In the 21 st century people try every means to look into others secrets.C) People tend to be more frank with each other in the information age.D) Criminals are easily caught on the spot with advanced technology.6
21、3. What would psychologists advise on the relationships between friends?A) Friends should open their hearts to C) There should be a distance eveneach other. between friends.B) Friends should always be faithful to D) There should be fewer disputeseach other. between friends.64. Why does the author sa
22、y “we live in a world where you simple cannot keep a secret ”(Line 5, Para.3)?A) Modern society has finally evolved into an open society.B) People leave traces around when using modern technology.C) There are always people who are curious about others affairs.D) Many search engines profit by reveali
23、ng people s identities.65. What do most Americans do with regard to privacy protection?A) They change behaviors that might disclose their identity.B) They use various loyalty cards for business transactions.C) They rely more and more on electronic D) They talk a lot but hardly do anythingdevices. ab
24、out it.66. According to the passage, privacy is like health in that _.A) people will make every effort to keep it woman.B) its importance is rarely understood There are many reasons forC) it is something that can easily be lostD) people don t cherish it until they lose itthis-typically, men take mor
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