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1、期中模拟冲刺(二)一、阅读理解A(2020.山东省淄博市第七中学高一月考)Eatingredmeatislinkedtocancerandheartdisease,butaretherisksbigenoughtojustifygivingupjuicyburgersanddelicioussteaks?Probablynot,accordingtoresearcherswhorevieweddatafrom12clinicaltrialsinvolvingabout54,000people.Inaseriesofcontroversial
2、papers,theresearchersarguethattheincreasedhealthriskstiedtoredmeataresmallanduncertain,andthatcuttingbacklikelywouldn'tbeworthitforpeoplewhoenjoymeat.Thoseconclusionsgoagainstestablishedmedicaladvice.TheywereswiftlyattackedbyagroupoffamousU.S.scientistswhotooktheunusualste
3、poftryingtostopthepapersfrombeingpublisheduntiltheircriticismswereaddressed.Thenewworkdoesnotsayredorprocessedmeatslikehotdogsandbaconarehealthy,orthatpeopleshouldeatmoreofthem.Theteam’sreviewsofpaststudiesgenerallysupportthetiestocancer,heartdiseaseandotherbadhealthoutcom
4、es.Buttheauthorssaytheevidenceisweak,andthatthere’snotmuchcertaintymeatisreallythecause,sinceotherdietandlifestylefactorscouldbeatplay.Ifthelatestexampleofhowdivisivenutritionresearchhasbecome,withitsuncertaintiesleavingthedooropenforconflictingadvice.Criticssayfindingsoft
5、enaren'tbackedbystrongevidence.Defenderscounterthatnutritionstudiescanrarelybeconclusivebecauseofthedifficultyofmeasuringtheeffectsofanysinglefood,butthatmethodshaveimproved.Basedontheiranalyses,theresearcherssaidpeopledonothavetocutbackforhealthreasons.Buttheynotedthatthe
6、irownadviceisweak,andacknowledgedthattheydidn'tconsiderfactorssuchasanimalwelfareandtheenvironment.Indeed,thecasethatmeatproductionisbadforanimalwelfareandtheenvironmentisstrongerthanthecasethatit'sbadforhumanhealth,accordingtoaneditorialthataccompaniesthereport.Notallofth
7、ereportauthorsagreedwithitsconclusions.Threeofthe14researcherssaidtheysupportreducingredandprocessedmeats.Acoauthorofoneofthereviewsisalsoamongthosewhocalledforapublicationdelay.Thosewhopushedtopostponepublicationalsoquestionedwhycertainstudieswereincludedinthereviewswhile
8、otherswereleftout.Asforhisowndiet,Dr.GordonGuyatt,amemberoftheinternationalresearchteamth