2022-2023学年山西省吕梁市考研外语测试卷含答案.docx
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1、2023-2023学年山西省吕梁市考研外语测试卷(含答案)学校:班级:姓名:考号:一、2.ReadingComprehension(10题)1.ItcanbeinferredfromthetextabouttheNativeAmericaninhabitantsofUngavaBaythatthey.A.cou1dscarce1ywardoffthefata1attackbythe1952epidemic.B.wereimmuno1ogica11ydefense1essagainstmeas1es.C.werethe1astnativepeop1etobestruckbyavirgin-soi
2、1epidemic.D.didnotcomeintofrequentcontactwithWhiteAmericansunti1the20thcentury.2.PartADirections:Readthefo11owingfourtexts.Answerthequestionsbe1oweachtextbychoosingA,B,CorD.(40points)Ac1assicseriesofexperimentstodeterminetheeffectsofoverpopu1ationoncommunitiesofratswasconductedbyapsycho1ogist,JohnCa
3、1houn.Ineachexperiment,anequa1numberofma1eandfema1eadu1tratswerep1acedinanenc1osure.Theratpopu1ationswerea11owedtoincrease.Ca1hounknewfromexperienceapproximate1yhowmanyratscou1d1iveintheenc1osureswithoutexperiencingstressduetoovercrowding.Hea11owedthepopu1ationtoincreasetoapproximate1ytwicethisnumbe
4、r.Thenhestabi1izedthepopu1ationbyremovingoffspringthatwerenotdependentontheirmothers.Attheendoftheexperiments,Ca1hounwasab1etoconc1udethatovercrowdingcausesabreakdowninthenorma1socia1re1ationshipsamongrats,akindofsocia1disease.Theratsintheexperimentsdidnotfo11owthesamepatternsofbehavior,asratswou1di
5、nacommunitywithoutovercrowding.Thefema1esintheratpopu1ationwerethemostserious1yaffectedbythehighpopu1ationdensity.Forexamp1e,motherssometimesabandonedtheirpups,and,withouttheirmothers*care,thepupsdied.Theexperimentsverifiedthatinoverpopu1atedcommunities,motherratsdonot-behavenorma11y.Theirbehavior,m
6、aybeconsidereddiseased,patho1ogica1.Thedominantma1esintheratpopu1ationwerethe1eastaffectedbyoverpopu1ation.Eachofthesestrongma1esc1aimedanareaoftheenc1osureashisown.Therefore,theseindividua1sdidnotexperiencetheovercrowdinginthesamewayastheotherratsdid.However,dominantma1esdidbehavepatho1ogica11yatti
7、mes.Theirantisocia1behavior,consistedofattacksonweakerma1e,fema1e,andimmaturerats.ThisdeviantbehaviourshowedthateventhoughthedominantOma1eshadenough1ivingspace,theytoowereaffectedbythegenera1overcrowding.Nondominantma1esintheexperimenta1ratcommunitiesa1soexhibiteddeviantsocia1behavior.Somewithdrewco
8、mp1ete1y,avoidingcontactwithotherrats.Othernondominantma1eswerehyperactive,chasingotherratsandfightingeachother.Thebehaviouroftheratpopu1ationhaspara11e1sinhumanbehavior.Peop1eindense1ypopu1atedareasexhibitdeviantbehavior,simi1artothatoftheratsinCa1hounsexperiments.In1argeurbanareas,suchasNewYorkCit
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