2017年考研英语一试题及答案解析

1、20172017 年考研英语一试题年考研英语一试题Section Use 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 resounding “yes!“_（1） helping 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 rece

2、nt study _（5）over 400 healthy adults, researchers from Carnegie Mellon University 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 stress-reducing effects of hugging _（10）about 32 percent of that beneficial effect. _（11）among those who got a cold, t

3、he 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,“ 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 horm

4、one“_（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. ABesidesBUnlikeCThroughoutDDespite 2. AequalBrestricted Cconnected Dinferior 3. AviewBhost ClessonDchoice 4. AavoidBforgetCrecallDkeep 5. AcollectingBaffecting CguidingDinvolving 6. Aon BinCatDof

5、 7. AdevotedBattractedClostDexposed 8. AalongBacrossCdownDout 9. AimaginedBdeniedCdoubtedDcalculated 10.Aserved BrestoredCexplained Drequired 11.AThusBStill CRatherDEven 12.AdefeatsBsymptoms CerrorsDtests 13.Ahighlighted Bincreased Ccontrolled Dminimized 14.ApresentedBequipped Cassociated Dcompared15.Aassess BgenerateCmoderate Drecord 16. Ain the name ofBin the form ofCin the face ofDin the way of 17.AattributeBcommitCtransferDreturn 18.AunlessBbecauseCthoughDuntil 19.AremainsBemergesCvanishesDd

6、ecreases 20.AexperiencesBcombinesCjustifiesDinfluencesSection Reading ComprehensionPart A Directions: 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, 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 to tolerate tim

7、e-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 travelers 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

8、secret check that undercover investigators 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 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 a

9、nticipate 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. 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 involved. TSA wants to enroll 25 million people in PreC

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