第4练阅读理解完型填空语法填空短文改错Ⅰ
阅读理解Runnersneedtomove15percentfasteronatreadmill(跑步机)toburnthesamenumberofcaloriesasjoggingoutdoors,researchreveals
ResearchersfromMilanUniversityanalyzedthedifferencebetweenrunningoutdoorsandonatreadmillin15physicallyfitmaleswithanaverageageof21
Theparticipantscompletedasprint(短距离快速跑)for30secondsfollowedby30secondsofrecoveryforatotalof15minutesbothoutdoorsandonatreadmill
Oxygenuseandexerciseintensity(强度)weremeasuredafterbothtypesofrunning
ThefindingswerepublishedinthejournalofAppliedPhysiology,NutritionandMetabolism
Resultsrevealedthatwhenonatreadmill,runnersusesignificantlyloweramountsofoxygen,suggestinglesseffortisrequired
Therefore,runnersmustmove15percentfasteronatreadmilltoburnthesameamountofcaloriesasexercisingoutdoors,thestudystated
Thestudyauthorswrote,“A15per