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1、2017年考研英语一考试真题(后附答案详解) 作者： 日期：个人收集整理，勿做商业用途2017年考研英语一真题原文及答案解析完整版SectionUse of EnglishDirections: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 resoundingyes!_（1）help
2、ing you feel close and_（2）to people 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
3、in Pennsylvania examined 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 st
4、ress-reducing effects 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）wit
5、h stress,notes Sheldon Cohen,a professor of psychology at Carnegie,Huggingis 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 calledthe bonding hormone_（
6、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 physiology.1.ABesidesBUn
7、likeCThroughoutDDespite2.AequalBrestrictedCconnectedDinferior3.AviewBHostClessonDchoice4.AavoidBforgetCrecallDkeep5.AcollectingBaffectingCguidingDinvolving6.AonBinCatDof7.AdevotedBattractedClostDexposed8.AalongBacrossCdownDout9.AimaginedBdeniedCdoubtedDcalculated10.AservedBRestoredCexplainedDrequire
8、d11.AThusBStillCRatherDEven12.AdefeatsBsymptomsCerrorsDtests13.AHighlightedBincreasedCcontrolledDminimized14.APresentedBequippedCassociatedDcompared15.AassessBGenerateCmoderateDrecord16.Ain the name ofBin the form ofCin the face ofDin the way of17.AattributeBcommitCtransferDreturn18.AunlessBbecauseC
9、thoughDuntil19.AremainsBemergesCvanishesDdecreases20.AexperiencesBcombinesCjustifiesDinfluencesSectionReading ComprehensionPart ADirections:Read the following four texts.Answer the questions below each text by choosing A,B,C or D.Mark your answers on the ANSWER SHEET.（40 points）Text 1First two hours
10、,now three hoursthis 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 to tolerate time-consuming security protocols in return for increased safety.The crash
11、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 undermines public support for the process.And it should:Wasted time is a drag on Americans ec
12、onomic and private lives,not to mention infuriating.Last year,the Transportation Security Administration(TSA)found in a secret check that undercover investigators were able to sneak weaponsboth fake and realpast airport security nearly every time they tried.Enhanced security measures since then,comb
13、ined 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 OHare International.It is not yet clear how much more effective airline security has becomebut the lines are obvious.Part of the issue is that the governm
14、ent 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 dispute this.There is one step the TSA could take that would not require remodeling airports or rushing to hire:Enroll more people in the PreCheck program.PreCheck is supposed to be a win-win for travelers and the TSA.Passenge
