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2008年考研英语完形填空真题解析
Theideathatsomegroupsofpeoplemaybemoreintelligentthanothersisoneofthosehypothesesthat
darenotspeakitsname。ButGregoryCochranis1tosayitanyway.Heisthat2bird，ascientistwho
worksindependently3anyinstitution.Hehelpedpopularizetheideathatsomediseasesnot4thoughtto
haveabacterialcausewereactuallyinfections,whicharousedmuchcontroversywhenitwasfirst
suggested。
5he，however，mighttrembleatthe6ofwhatheisabouttodo。Togetherwithanothertwo
scientists，heispublishingapaperwhichnotonly7thatonegroupofhumanityismoreintelligentthanthe
others，butexplainstheprocessthathasbroughtthisabout.Thegroupin8isaparticularpeopleoriginated
fromcentralEurope。Theprocessisnaturalselection。
ThisgroupgenerallydoeswellinIQtest,912-15pointsabovethe10valueof100，andhave
contributed11totheintellectualandculturallifeoftheWest,asthe12oftheirelites,includingseveral
world—renownedscientists,13.Theyalsosuffermoreoftenthanmostpeoplefromanumberofnasty
geneticdiseases,suchasbreastcancer。Thesefacts，14，havepreviouslybeenthoughtunrelated。The
formerhasbeen15tosocialeffects，suchasastrongtraditionof16education.Thelatterwasseenasa(an)
17ofgeneticisolation。Dr。Cochransuggeststhattheintelligenceanddiseasesareintimately18.His
argumentisthattheunusualhistoryofthesepeoplehas19themtouniqueevolutionarypressuresthathave
resultedinthis20stateofaffairs。
1。［A］selected[B］prepared[C]obliged[D]pleased
2。［A］unique［B]particular[C］special［D］rare
3.[A]of[B］with［C］in［D］against
4.［A]subsequently［B]presently[C]previously［D]lately
5.[A］Only[B］So
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