考研英语一真题含答案解析Word下载.docx
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Wehavemoregenesincommonwithpeoplewepicktobeourfriendsthanwithstrangers.
Thoughnotbiologicallyrelated,friendsareas"
related"
asfourthcousins,sharingabout1%ofgenes.Thatis1astudypublishedfromtheUniversityofCaliforniaandYaleUniversityintheProceedingsoftheNationalAcademyofSciences,has2.
Thestudyisagenome-wideanalysisconducted31932uniquesubjectswhich4pairsofunrelatedfriendsandunrelatedstrangers.Thesamepeoplewereusedinboth5.
While1%mayseem6,itisnotsotoageneticist.Asco-authorofthestudyJamesFowler,professorofmedicalgeneticsatUCSanDiegosays,"
Mostpeopledonoteven7theirfourthcousinsbutsomehowmanagetoselectasfriendsthepeoplewho8ourkin."
Theteam9developeda"
friendshipscore"
whichcanpredictwhowillbeyourfriendbasedontheirgenes.
Thestudyalsofoundthatthegenesforsmellweresomethingsharedinfriendsbutnotgenesforimmunity.Whythissimilarityinolfactorygenesisdifficulttoexplain,fornow.10,astheteamsuggests,itdrawsus11similarenvironmentsbutthereismoretoit.Therecouldbemanymechanismsworkingintandemthat12usinchoosinggeneticallysimilarfriends13"
functionalkinship"
ofbeingfriendswith14!
Oneoftheremarkablefindingsofthestudywasthatthesimilargenesseemtobeevolving15thanothergenes.Studyingthiscouldhelp16whyhumanevolutionpickedpaceinthelast30,000years,withsocialenvironmentbeingamajor17factor.
Thefindingsdonotsimplycorroboratepeople'
s18tobefriendthoseofsimilaret19backgrounds,saytheresearchers.ThoughallthesubjectsweredrawnfromapopulationofEuropeanextraction,carewastakento20thatallsubjects,friendsandstrangersweretakenfromthesamepopulation.Theteamalsocontrolledthedatatocheckancestryofsubjects.
1.
[A]when[B]why[C]how[D]what
2.[A]defended[B]concluded[C]withdrawn[D]advised
3.[A]for[B]with[C]on[D]by
4.[A]compared[B]sought[C]separated[D]connected
5.[A]tests[B]objects[C]samples[D]examples
6.[A]insignificant[B]unexpected[C]unreliable[D]incredible
7.[A]visit[B]miss[C]seek[D]know
8.[A]resemble[B]influence[C]favor[D]surpass
9.[A]again[B]also[C]instead[D]thus
10.[A]Meanwhile[B]Furthermore[C]Likewise[D]Perhaps
11.[A]about[B]to[C]from[D]like
12.[A]drive[B]observe[C]confuse[D]limit
13.[A]accordingto[B]ratherthan[C]regardlessof[D]alongwith
14.[A]chances[B]responses[C]missions[D]benefits
15.[A]later[B]slower[C]faster[D]earlier
16.[A]forecast[B]remember[C]understand[D]express
17.[A]unpredictable[B]contributory[C]controllable[D]disruptive
18.[A]endeavor[B]decision[C]arrangement[D]tendency
19.[A]political[B]religious[C]ethnic[D]economic
20.[A]see[B]show[C]prove[D]tell
SectionⅡReadingComprehension
PartA
Readthefollowingfourtexts.AnswerthequestionsbeloweachtextbychoosingA,B,CorD.MarkyouranswersonANSWERSHEET1.(40points)
Text1
KingJuanCarlosofSpainonceinsisted“kingsdon’tabdicate,theydieintheirsleep.”ButembarrassingscandalsandthepopularityoftherepublicanleftintherecentEuro-electionshaveforcedhimtoeathiswordsandstanddown.So,doestheSpanishcrisissuggestthatmonarchyisseeingitslastdays?
DoesthatmeanthewritingisonthewallforallEuropeanroyals,withtheirmagnificentuniformsandmajesticlifestyles?
TheSpanishcaseprovidesargumentsbothforandagainstmonarchy.Whenpublicopinionisparticularlypolarised,asitwasfollowingtheendoftheFrancoregime,monarchscanriseabove“mere”politicsand“embody”aspiritofnationalunity.
Itisthisapparenttranscendenceofpoliticsthatexplainsmonarchs’continuingpopularityasheadsofstate.Andso,theMiddleEastexcepted,Europeisthemostmonarch-infestedregionintheworld,with10kingdoms(notcountingVaticanCityandAndorra).ButunliketheirabsolutistcounterpartsintheGulfandAsia,mostroyalfamilieshavesurvivedbecausetheyallowvoterstoavoidthedifficultsearchforanon-controversialbutrespectedpublicfigure.
Evenso,kingsandqueensundoubtedlyhaveadownside.Symbolicofnationalunityastheyclaimtobe,theirveryhistory—andsometimesthewaytheybehavetoday——embodiesoutdatedandindefensibleprivilegesandinequalities.AtatimewhenThomasPikettyandothereconomistsarewarningofrisinginequalityandtheincreasingpowerofinheritedwealth,itisbizarrethatwealthyaristocraticfamiliesshouldstillbethesymbolicheartofmoderndemocraticstates.
Themostsuccessfulmonarchiesstr
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