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1、. . . .2017年考研英语一（答案及解析）Section I Use of EnglishDirections:Read the following text. Choose the best word(s) from 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 examined
3、 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 effe
4、cts 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, Note
5、s sheldon Cohen, a professor of psychology at Carnegie. Hugging is a marker of intimacy and helps _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 calledthe bonding hormone _18_ it
6、 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 physiology.1. ABesides
7、BUnlikeCThroughoutDDespite2. AequalBrestrictedCconnectedDinferior3. AviewBhostClessonDchoice4. AavoidBforgetCrecallDkeep5. AcollectingBaffectingCguidingDinvolving6. AonBinCatDof7. AdevotedBattractedClostDexposed8. AalongBacrossCdownDout9. AimaginedBdeniedCdoubtedDcalculated10. AservedBrestoredCexpla
8、inedDrequired11. AThusBStillCRatherDEven12. AdefeatsBsymptomsCerrorsDtests13. AhighlightedBincreasedCcontrolledDminimized14. ApresentedBequippedCassociatedDcompared15. AassessBgenerateCmoderateDrecord16. Ain the name ofB in the form ofC in the face ofD in the way of17. AattributeBcommitCtransferDret
9、urn18. AunlessBbecauseCthoughDuntil19. AremainsBemergesCvanishesDdecreases20. AexperiencesBcombinesCjustifiesDinfluences完型答案：1-5: ACBAD6-10: ADCDC11-15: DBBCB16-20:CABADSection II Reading ComprehensionPart ADirections:Read the following four texts. Answer the questions below each text by choosing A,
10、 B, C or D.Mark your answers on the ANSWER SHEET. (40 points)Text 1First 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 increasingly massive security lines.Americans are willing t
11、o tolerate time-consuming security protocols in return for increased safety. The crash of Egypt Air Flight 804, which terrorists may have downed over the Mediterranean Sea, provides another tragic reminder of why. But demanding too much of air travelers or providing too little security in return und
12、ermines public support for the process. And it should: Wasted time is a drag on Americans economic and private lives, not to mentioninfuriating.Last year, the Transportation Security Administration(TSA) found in a secret check that undercover investigators were able to sneak weapons both fake and re
13、al 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 O Hare International. It is not yet clear how much more
14、 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 that 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 disputethis.There is one step the TSA could take that would not require remodeling airports or rushing to hire: Enroll more people
