必修五
Module 5
“阅读＋七选五＋完形”组合练——练题型
(限时：35分钟)
Ⅰ.阅读理解
(2016·洛阳高三模拟)Ifyouthinkthatrunningmarathonswillhelpyoulivealongandhealthylife, newresearchmaycomeasashock. Accordingtoarecentscientificstudy, peoplewhodoaverystrenuousworkoutareaslikelytodieaspeoplewhodonoexerciseatall.
ScientistsinDenmarkhavebeenstudyingover 1,000 joggersandnonjoggersfor 12 years. Thedeathratesfromthesamplegroupindicatethatpeoplewhojogatamoderatepacetwoorthreetimesaweekforlessthantwoandahalfhoursintotalareleastlikelytodie. Thebestspeedtojogatwasfoundtobeabout 5 milesperhour. Theresearchsuggeststhatpeoplewhojogmorethanthreetimesaweekorathigherspeedsofover 7 mphdieatthesamerateasnonjoggers. Thescientiststhinkthatthisisbecausestrenuousexercisecausesstructuralchangestotheheartandarteries (动脉). Overtime, thiscancauseseriousinjuries.
PeterSchnohr, aresearcherinCopenhagen, said, “Ifyourgoalistodecreaseriskofdeathandimprovelifeexpectancy, joggingafewtimesaweekatamoderatepaceisagoodstrategy. Anythingmoreisjustunnecessary, anditmaybeharmful.”
Theimplicationsofthisarethatmoderateformsofexercisesuchastaichi, yogaandbriskwalkingmaybebetterforusthan “ironman” events, triathlonsandlongdistancerunningandcycling. AccordingtoJacobLouisMarott, anotherresearcherinvolvedinthestudy，“Youdon'tactuallyhavetodothatmuchtohaveagoodimpactonyourhealth.Andperhapsyoushouldn'tactuallydotoomuch.”
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