2017年考研英语一试题~及内容答案解析(解析在真题后边).doc
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1、|2017 年考研英语一试题及答案解析 Section Use of English Directions: Read the following text. Choose the best word(s) for each numbered blank and mark A, B, C or D on the ANSWER SHEET. (10 points) Could a hug a day keep the doctor away? The answer may be a resounding “yes!“_(1) helping you feel close and _(2)to p
2、eople you care about, it turns out that hugs can bring a _(3)of health benefits to your body and mind. Believe it or not, a warm embrace might even help you _(4)getting sick this winter. In a recent study _(5)over 400 healthy adults, researchers from Carnegie Mellon University in Pennsylvania examin
3、ed the effects of perceived social support and the receipt of hugs_(6)the participants susceptibility to developing the common cold after being_(7)to the virus. People who perceived greater social support were less likely to come_(8)with a cold, and the researchers_ (9)that the stress-reducing effec
4、ts of hugging _ (10)about 32 percent of that beneficial effect. _(11)among those who got a cold, the ones who felt greater social support and received more frequent hugs had less severe_(12). “Hugging protects people who are under stress from the _(13)risk for colds thats usually _(14)with stress,“
5、notes Sheldon Cohen, a professor of psychology at Carnegie, Hugging “ is a marker of intimacy and help _(15)the feeling that others are there to help_(16) difficulty.“ Some experts_(17)the stress-reducing, health-related benefits of hugging to the release of oxytocin, often called “the bonding hormo
6、ne“_ (18)it promotes attachment in relationships, including that between mothers and their newborn babies. Oxytocin is made primarily in the central lower part of the brain, and some of it is released into the bloodstream. But some of it _(19) in the brain, where it _(20)mood, behavior and physiolog
7、y. 1. ABesides BUnlike CThroughout D Despite 2. Aequal Brestricted Cconnected D inferior 3. Aview Bhost Clesson D choice 4. Aavoid Bforget CrecallD keep 5. Acollecting Baffecting Cguiding D involving 6. Aon B in Cat D of 7. AdevotedBattracted Clost D exposed 8. Aalong Bacross CdownD out 9. Aimagined
8、 Bdenied Cdoubted D calculated 10.Aserved Brestored Cexplained D required 11.AThus BStill CRather D Even 12.Adefeats Bsymptoms CerrorsD tests 13.Ahighlighted Bincreased Ccontrolled D minimized 14.Apresented Bequipped Cassociated D compared 15.Aassess Bgenerate Cmoderate D record 16. Ain the name of
9、Bin the form of C in the face of Din the way of|17.Aattribute Bcommit C transfer Dreturn 18.Aunless Bbecause C though Duntil 19.Aremains Bemerges C vanishes Ddecreases 20.Aexperiences Bcombines C justifies Dinfluences Section Reading Comprehension Part A Directions: Read the following four texts. An
10、swer the questions below each text by choosing A, B, C or D. Mark your answers on the ANSWER SHEET. (40 points ) Text 1 First two hours, now three hours this is how far in advance authorities are recommending people show up to catch a domestic flight, at least at some major U.S. airports with increa
11、singly massive security lines. Americans are willing to tolerate time-consuming security protocols in return for increased safety. The crash of EgyptAir Flight 804, which terrorists may have downed over the Mediterranean Sea, provides another tragic reminder of why. But demanding too much of air tra
12、velers or providing too little security in return undermines public support for the process. And it should: Wasted time is a drag on Americans economic and private lives, not to mention infuriating. Last year, the Transportation Security Administration(TSA) found in a secret check that undercover in
13、vestigators were able to sneak weapons both fake and real past airport security nearly every time they tried. Enhanced security measures since then, combined with a rise in airline travel due to the improving economy and low oil prices, have resulted in long waits at major airports such as Chicagos
14、OHare International. It is not yet clear how much more effective airline security has become but the lines are obvious. Part of the issue is that the government did not anticipate the steep increase in airline travel, so the TSA is now rushing to get new screeners on the line. Part of the issue is t
15、hat airports have only so much room for screening lanes. Another factor may be that more people are trying to overpack their carry-on bags to avoid checked-baggage fees, though the airlines strongly dispute this. There is one step the TSA could take that would not require remodeling airports or rush
16、ing to hire: Enroll more people in the PreCheck program. PreCheck is supposed to be a win-win for travelers and the TSA. Passengers who pass a background check are eligible to use expedited screening lanes. This allows the TSA to focus on travelers who are higher risk, saving time for everyone invol
17、ved. TSA wants to enroll 25 million people in PreCheck. It has not gotten anywhere close to that, and one big reason is sticker shock: Passengers must pay $85 every five years to process their background checks. Since the beginning, this price tag has been PreChecks fatal flaw. Upcoming reforms migh
18、t bring the price to a more reasonable level. But Congress should look into doing so directly, by helping to finance PreCheck enrollment or to cut costs in other ways. The TSA cannot continue diverting resources into underused PreCheck lanes while most of the traveling public suffers in unnecessary
19、lines. It is long past time to make the program work. 21. The crash of EgyptAir Flight 804 is mentioned to A explain Americans tolerance of current security checks. B stress the urgency to strengthen security worldwide.|C highlight the necessity of upgrading major U.S. airports. D emphasize the impo
20、rtance of privacy protection. 22. Which of the following contributes to long waits at major airports? A New restrictions on carry-on bags. B The declining efficiency of the TSA. C An increase in the number of travellers. D Frequent unexpected secret checks. 23. The word “expedited” (Liner 4, Para. 5
21、) is closet in meaning to A quieter. B cheaper. C wider. D faster. 24. One problem with the PreCheck program is A a dramatic reduction of its scale. B its wrongly-directed implementation. C the governments reluctance to back it. D an unreasonable price for enrollment. 25. Which of the following woul
22、d be the best title for the text? A Less Screening for More Safety B PreCheck a Belated Solution C Getting Stuck in Security Lines D Underused PreCheck Lanes Text 2 “The ancient Hawaiians were astronomers,” wrote Queen Liliuokalani, Hawaiis last reigning monarch, in 1897. Star watchers were among th
23、e most esteemed members of Hawaiian society. Sadly, all is not well with astronomy in Hawaii today. Protests have erupted over construction of the Thirty Meter Telescope (TMT), a giant observatory that promises to revolutionize humanitys view of the cosmos. At issue is the TMTs planned location on M
24、auna Kea, a dormant volcano worshiped by some Hawaiians as the piko, that connects the Hawaiian Islands to the heavens. But Mauna Kea is also home to some of the worlds most powerful telescopes. Rested in the Pacific Ocean, Mauna Keas peak rises above the bulk of our planets dense atmosphere, where
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