2019届高考英语一轮复习习题天天练模块6unit4helpingpeoplearoundtheworld

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1、Unit4Helpingpeoplearoundtheworld一、阅读理解。Ifyouthinkthatrunningmarathonswillhelpyoulivealongandhealthylife，newresearchmaycomeasashock.Accordingtoarecentscientificstudy，peoplewhodoaverystrenuousworkoutareaslikelytodieaspeoplewhodonoexerciseatall.ScientistsinDenmarkhavebeenstudyingover1，000joggersandnon-

2、joggersfor12years.Thedeathratesfromthesamplegroupindicatethatpeoplewhojogatamoderatepacetwoorthreetimesaweekforlessthantwoandahalfhoursintotalareleastlikelytodie.Thebestspeedtojogatwasfoundtobeabout5milesperhour.Theresearchsuggeststhatpeoplewhojogmorethanthreetimesaweekorathigherspeedsofover7mphdiea

3、tthesamerateasnon-joggers.Thescientiststhinkthatthisisbecausestrenuousexercisecausesstructuralchangestotheheartandarteries(动脉).Overtime，thiscancauseseriousinjuries.PeterSchnohr，aresearcherinCopenhagen，said，“Ifyourgoalistodecreaseriskofdeathandimprovelifeexpectancy，joggingafewtimesaweekatamoderatepac

4、eisagoodstrategy.Anythingmoreisnotjustunnecessary，anditmaybeharmful.”Theimplicationsofthisarethatmoderateformsofexercisesuchastaichi，yogaandbriskwalkingmaybebetterforusthan“ironman”events，triathlonsandlong-distancerunningandcycling.AccordingtoJacobLouisMarott，anotherresearcherinvolvedinthestudy，“You

5、don’tactuallyhavetodothatmuchtohaveagoodimpactonyourhealth.Andperhapsyoushouldn’tactuallydotoomuch”.1.Theunderlinedword“strenuous”inParagraphlisclosestinmeaningto“___________”.A.hardB.regularC.practicalD.flexible2.TheauthorpresentssomefiguresinParagraph2to___________.A.suggestgivingupjoggingB.showri

6、sksofdoingsportsC.providesupportiveevidenceD.introducetheresearchprocess123.Accordingtothescientists，whyistoomuchexerciseharmful？A.Itmayinjuretheheartandarteries.B.Itcanmakethebodytiredout.C.Itwillbringmuchpressure.D.Itconsumestoomuchenergy.4.Whatcanbeinferredfromthetext?A.Noexerciseatallisthebestch

7、oice.B.Moreexercisemeansahealthierlife.C.Marathonsrunnersareleastlikelytodie.D.Properexercisecontributestogoodhealth.【文章大意】本文主要讲述了做运动过多或过少都对身体有害，只有做适量的运动才对身体有益。1.A【解析】考查词义推测。hard耗费体力的；regular有规律的；prac