2017年考研英语真题和解析.pdf

2017年全国硕士研究生入学统一考试英语(一)真题 SectionIUseofEnglish Directions: Readthefollowingtext.Choosethebestword(s) foreach numberedblank and markA,B,CorD ontheANSWER SHEET.(10points) Could ahug aday keep thedoctor away?The answermaybe aresounding “yes!” 1 helpingyou feel closeand2topeopleyou careabout,itturnsoutthathugscanbring a3 ofhealthbenefitstoyourbody andmind.Believeit ornot,awarm embracemight even help you 4 getting sick thiswinter. In arecent study 5over 400health adults,researchersfrom CarnegieMellon University in Pennsylvania examinedtheeffectsofperceived social support andthe receipt ofhugs6theparticipants’susceptibility todevelopingthecommon coldafter being 7tothevirus.Peoplewhoperceivedgreater social supportwere lesslikely tocome 8with acold,andtheresearchers9thatthe stress-reducing effectsofhugging 10about 32percent ofthatbeneficial effect. 11amongthosewho got a cold,theoneswho felt greater social support andreceivedmorefrequenthugshadlesssevere 12 . “Huggingprotectspeoplewho areunder stressfrom the 13risk for coldsthat’s usually 14with stress,”notes Sheldon Cohen,aprofessor ofpsychology at Carnegie. Hugging “isamarker ofintimacy andhelps 15thefeelingthat othersaretheretohelp 16 difficulty.” Someexperts 17the stress-reducing ,health-relatedbenefitsofhuggingtothe releaseofoxytocin,often called“thebondinghormone” 18itpromotesattachment in relationships,includingthatbetween mother andtheirnewbornbabies.Oxytocin ismade primarily inthecentrallowerpart ofthebrain,and someofit isreleasedintothe bloodstream.But someofit 19inthebrain,whereit 20mood,behavior andphysiology. 1.[A]Unlike [B]Besides [C]Throughout [D]Despite 2.[A]equal [B]restricted [C]connected [D]inferior 3.[A]host [B]view [C]lesson [D]choice 4.[A]recall [B]forget [C]avoid [D]keep 5.[A]collecting [B]a