阅读理解

RecentlysomeAmericanscientistshavegivenausefulsincerepieceofadvicetopeopleinindustrializednationsthattheywouldbemuchhealthieriftheyatemoreofthesamekindoffoodeatenbyhumanslivingmorethan10000yearsago.

Thescientistssaythatthehumanbodyhaschangedverylittlesincehumanfirstappearedontheearthbutthewaywelivehaschangedgreatly.Ourbodyhasnotbeenabletodealwiththesechangesinlifestyle(方式)andthishasledtonewkindsofsicknesses.Thesenewsicknesseswerenotknowninancienttimes(古代).Sotheyarecalled“diseasesofcivilization”.Manycancersanddiseasesofthebloodsystem(系统)includingheartattacksandstroke(中风)areexamplesofsuchdiseases.

ScientistsnotedthatpeopleinboththeOldStoneAgeandtheNewStoneAgeenjoyedverylittlealcohol(酒精)ortobacco(烟草)probablynone.Ancientpeoplealsogotagreatdealofphysicalexercisebutachangeinfoodisoneofthemaindifferencesbetweenlifeinancienttimesandthatoftoday.

Stone-agepeoplehuntedwildanimalsfortheirmeatwhichhadmuchlessfatthandomesticortameones(家畜).Theyalsoatealotoffreshwildvegetablesandfruits.Theydidnothavemilkoranyotherdairyproductsandtheymadeverylittleuseofgrains.Buttodayweeatalargeamountofthese.Weeatsixtimesmoresaltthanourremoteancestors.Weeatmoresugar.Weeattwiceasmuchfatbutonlyonethirdasmuchprotein(蛋白质)andmuchlessvitamin.(维生素)C．

Peopletodayprobablydonotwanttolivethewaypeoplethousandsofyearsagodidbutscientistssaythatwewouldbemuchhealthierifweatemuchthesamewayourremoteancestorsdidcuttingtheamountoffattysaltyandsweetfood．

(1)Accordingtothepassagepeopleinindustrializednationswouldbemuchhealthieriftheyeat_________.

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A．morefoodashumanliving10000yearsagodid

B．ashumanliving10000yearsagoate

C．morekindsoffoodeatenbypeoplelivingover10000yearsago

D．moreofthesamekindoffoodeatenbypeopleover10000yearsago

(2)Newkindsofsicknesseshavebeenfoundbecause________.

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A．thehumanbodyhaschangedcomparedwith(同……比较)humanfirstappearedontheearth

B．thewaywelivehaschangeda