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1、2013高考英語(閱讀理解)沖刺訓(xùn)練(6)及答案解析(第***篇)THURSDAY,July9(HealthDayNews)—Anewstudythatfoundthatalowercaloriedietslowedtheagingprocessinmonkeyscouldbethebestproofyetthatrestricteddietsmightdothesameforhumans.“Thebigquestioninagingresearchis,‘Willcaloricrestrictioni
2、nspeciescloselyrelatedtohumansslowaging?’”saidRichardWeindruch,seniorauthorofapaperappearingintheJuly10issueofScience.Thisisthefirstcleardemonstrationthat,inaprimatespecies,we’reinducingaslowdownoftheagingprocess—showingincreasedsurvival,resistancetodisea
3、se,lessbrainatrophyandlessmuscleloss.“Thispredictshumanswouldrespondsimilarly,”addedWeindruch,professorofmedicineattheUniversityofWisconsinandaninvestigatorattheVeteransHospitalinMadison.Anotherexpertnotedthat,despitesomehighlypublicizedstudiesincertainsp
4、ecies,thelinkbetweenrestrictedeatingandlongerlifespanhasbeenfarfromproven.“Theideathatdietaryrestrictionextendslifespaninallspeciesisnottrue.Manystrainsofratsandmicedonotrespond.Insomestrains,it’sactuallydeleterious,”explainedFelipeSierra,directorofthebio
5、logyofagingprogramattheUSNationalInstituteonAging(NIA),whichsupportedthenewstudy.“Thefactthatitdoesn’tworkinsomemicebutitdoesseemtoworkinmonkeysissurprisinganditgivesushope.”Butthere’salargerquestion:howtochangehumans’increasinglylaxeatinghabits.“This_fin
6、ding_doesn’t_give_me_hope_that_humans_are_going_to_go_into_dietary_restriction,”addedMarianneGrant,aregistereddietitianatTexasA&MHealthScienceCenterCoastalBendHealthEducationCenterinCorpusChristi.[語篇解讀] 這是一篇新聞報(bào)道,研究人員通過對(duì)動(dòng)物的研究證明低熱量的飲食可能會(huì)延長人的壽命。1.Theunderlin
7、edword“restricted”means“________”.A.limitedB.satisfiedC.reservedD.fascinated[解析] 詞義猜測(cè)題。根據(jù)第一段可知,低熱量的飲食可以延長猴子的壽命,這一試驗(yàn)證明有節(jié)制的飲食可能同樣會(huì)延長人的壽命。[答案] A2.WhichofthefollowingstatementsaboutWeindruchistrue?A.Thisexperimentindicatesrestricteddietscouldextendhumans’life
8、span.B.Adequatesleepisanotherwaytoreducethespeedofagingprocess.C.Theexperimentwasafailureinsomespeciessuchasmice.D.Theexperimentwhichhadbeentestedonhumansgotagreatsuccess.[解析] 細(xì)節(jié)理解題。根據(jù)第三段第一句話可知答案為A。[答案] A3.According