课时分层作业(六)Ⅰ.阅读理解APilates，yogaandtherunningmachinegetalltheattentionwhenitcomestopopularwaystostayhealthy.Thereis，however，amorehumbleexercisethatmightnotbesoattractive，buthasallthebenefits—walking.CertifiedfitnessprofessionalJolynnJaekelexplains，“WhatIloveaboutwalkingisthatanyonecandoitatanyageandanyfitnesslevel.Plus，itisgoodforyourheart，yourheadandyourwallet.”Arecentreportdetailsthehealthbenefitsofwalking.Thereportfoundthatwalkingregularlytofulfillthe150minutesofmoderatephysicalexerciseeveryweek，recommendedbytheUK'schiefmedicalofficer，couldsave37，000liveseachyear.ScientistsattheLawrenceBerkeleyNationalLaboratoryinCaliforniafoundthatquickwalkingreducestheriskofheartdiseasemoreeffectivelythanrunning.Theyobservedparticipantsagedbetween18and80overasixyearperiodandfoundthatwalkingreducedtheriskofheartdiseaseby9.3%，whilerunningreduceditby4.5%.Andthereisevenmoregoodnews:30minutesofquickwalkingoverfivedayscouldhelpyousleepeasily，accordingtoresearchbyOregonStateUniversity.Thestudybytheuniversityshowedthatwalkinghelpedparticipantssleepbetterandfeelmorealertduringtheday.Thesooneryougetstarted，thesooneryou'llnoticethedifferencesinyourmindandbody.So，gooutforyour30minutewalkinanearbyparkorgreenspace.【语篇解读】本文主要介绍了健康生活方式中的最简单有效的方式——步行。1．Theunderlinedword“humble”inthefirstparagraphprobablymeans“”．A．plainB．relaxingC．popularD．activeA[词义猜测题。根据第一段可知，当提到保持健康的方式时首先可以想到普拉提、瑜伽和跑步机。然而，有一种不太引人注目的简单运动却让人受益匪浅，那就是步行。由此可推知，画线词和“plain”意义相近。故A项正确。]2．WhatdoesJolynnJaekelthinkofwalking?A．It'slovedbypeopleofallages.B．It'smuchhealthierthanrunning.C．It'samoneysavingphysicalexercise.D．It'sbecomingmoreandmorepopular.C[细节理解题。根据第二段中的“WhatIloveaboutwalking...yourheadandyourwallet.”可知，步行对人的心脏和大脑都有好处并且可以省钱。故C项正确。]3．WhatdidscientistsattheLawrenceBerkeleyNationalLaboratoryfind?A．Walkinghelpspeoplewithsleepproblems.B．Walkingcontributestocuringheartdisease.C．Walking150minutesperweekcansavelives.D．Walkingisbetterthanrunninginsomecases.D[细节理解题。根据第三段第三句中的“...foundthatquickwalkingreducestheriskofheartdiseasemoreeffectivelythanrunning”以及下文将步行和跑步从几个方面进行的对比来看，前者优于后者。故D项正确。]4．Inwhichsectionofanewspapercanwereadthistext?A．Comment.B．Lifestyle.C．Education.D．Science.B[推理判断题。纵观全文可知，本文主要介绍了健康生活方式中的最简单有效的方式——步行。由此可推知，可从报纸上介绍生活方式的版块读到该文章。故B项正确。]BManypeoplebelieveeatinghealthilyisexpensive—andmorecostlythanbuyingjunkfoods.Butournewresearch,publishedintheBMCPublicHealth,showsthisisn'tthetruth.MostoftheAustralianfamilyfoodbudget(预算)isbeingspentonjunkfoodsanddrinksthatarehighinfat,sugarandsalt.Lessthan7%ofAustralianseathealthily.TheAustralianadultsgetatleast35%oftheirenergyfromjunkfoodsanddrinks.Asaresult,twothirdsofadults(63%)andonequarterofchildrenareoverweight.WeusedtheAustralianHealthSurvey2011－2013andthesuggestionsoftheAustralianDietaryGuidelinestomodelhealthydietsforafamilyoftwoadultsandtwochildreneverytwoweeks.Wecollectedfoodpricesinsupermarketsandstoresinhighandlowsocioeconomic(社会经济地位低的)areasinBrisbane,andcomparedthedietpriceswithfamilyincomes.Inbothareas,afamilyoftwoadults...
