2013高考英语二轮 阅读理解35分钟限时训练（12）

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1、2013高考英语二轮（阅读理解）35分钟限时训练（12）及答案AWords：331　难度系数：★★　建议用时：7分钟Washington(Reuters)—Peoplewhodrinktwoormoresweetenedsoftdrinksaweekhaveamuchhigherriskofpancreaticcancer(胰腺癌)，anunusualbutdeadlycancer，researchersreportedonMonday.Peoplewhodrankmostlyfruitjuiceinsteadofsodasdid

2、nothavethesamerisk，thestudyof60,000peopleinSingaporefound.Sugarmaybetoblamebutpeoplewhodrinksweetenedsodasregularlyoftenhaveotherpoorhealthhabits，saidMarkPereiraoftheUniversityofMinnesota，wholedthestudy.“Thehighlevelsofsugarinsoftdrinksmaybeincreasingthelevelofinsulin

3、(胰岛素)inthebody，whichwethinkcontributestopancreaticcancercellgrowth，”Pereirasaidinastatement.WritinginthejournalCancerEpidemiology，Biomarkers&Prevention，Pereiraandhiscolleaguessaidtheyfollowed60,524menandwomenintheSingaporeChineseHealthStudyfor14years.Overthattime,140o

4、fthevolunteersdevelopedpancreaticcancer.Thosewhodranktwoormoresweetenedsoftdrinksaweekhadan87percenthigherriskofbeingamongthosewhogotpancreaticcancer.Pereirasaidhebelievedthefindingswouldapplyelsewhere.“Singaporeisawealthycountrywithexcellenthealthcare.Favoritepastime

5、s(消遣)areeatingandshopping，sothefindingsshouldapplytootherWesterncountries，”hesaid.ButSusanMayneoftheYaleCancerCenteratYaleUniversityinConnecticutwascautious.“Althoughthisstudyfoundarisk，thefindingwasbasedonarelativelysmallnumberofcasesanditremainsunclearwhetheritisaca

6、usal(因果的)connectionornot，”saidMayne，whoservesontheboardofthejournal，whichispublishedbytheAmericanAssociationforCancerResearch.Pancreaticcancerisoneofthedeadliestformsofcancer，with230,000casesglobally.IntheUnitedStates,37,680peoplearediagnosedwithpancreaticcancerinayea

7、rand34,290dieofit.【解题导语】　华盛顿路透社报道。研究人员发现，喝甜软饮料的人更容易患胰腺癌——一种非同寻常而又致命的癌症。9.Accordingtothetext，whoisincontrolofthehealthstudy?A．MarkPereira.　　　B．ScientistsfromSingapore.C．ResearchersinYale.D．SusanMayne.解析：选A。细节理解题。根据第三段后半部分内容可知这项健康研究的负责人是MarkPereira。10．WecaninferfromPere

8、ira’swordsthat________.A．thehealthcareinSingaporeshouldbegreatlyimprovedB．2softdrinksadayareconsideredharmfultohealthC．87out