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1、牛津上海版高二下MoreReadingUnit1Morereading P12-13ForhealthandbeautyReadthearticlebelowfromawebsiteonexercise.Aerobicsisoneofthemostbeneficialandalsooneofthemostbeautifulformsofexercise.Anyphysicalactivitythatmakesyourpulsegetquickerandyourbreathinggetdeeperisakindofaerobicexercise.
2、Theword'aerobic'means'withoxygen'or'havingoxygen'.Aerobicexercisethereforeaimsatmakingtheheartandlungsworkatahigherratesoastosupplymoreoxygentothemuscles.Thebenefitsofaerobicexerciseincludehavingastrongerheart,lowerbloodpressure,strongerbones,bettersleep,lessbodyfat,moreener
3、gyandlessstress.Itissuggestedthatyoudoaerobicexercisefortwentytofortyminutes,threetofourtimesaweek.Onlythenwillyoubegintoreachyouroptimallevelofgeneralfitness.Whenyouexercise,thespeedatwhichyourheartbeats,oryourpulserate,tellsyouhowintenseyourworkoutis.Peoplewhoarenotfitbutw
4、anttoloseweightshouldkeeptheirpulserateslowanddomoderateexerciseforalongertime.Peoplewhoarequitefitcandoexercisesthatrequirelargeamountsofenergy.Theycanevencompeteinmarathons.Therearemanyformsofaerobicexercise,includingrunning,swimming,cyclingandskiing.Walkingisthemostcommon
5、formofaerobicexercise.Mostpeopledoiteveryday!Itislowintensityandisrecommendedforbeginners.Runningissuitableforalmosteveryone,butitisimportanttoremembernottooverdoit.Youmustpaceyourselfandalwaysweargoodqualityshoes.Bydoingthistypeofbalanced,relaxingexercise,ourresponsesgetqui
6、cker,ourmindsharper,andwebecomemoreefficientandproductive.Tosumup,aerobicexerciseisgoodforeveryone.Itcanleadtoabetterqualityoflife!Unit2Morereading P26 AsmileadaykeepsthedoctorawayReadthefollowingleafletaboutthebenefitsoflaughterinourlives.Haveyoueverheardtheproverb'lau
7、ghteristhebestmedicine'?Everyoneknowsthatitisfuntolaughandthatlaughingmakesyoufeelgood.Nowdoctorsandresearchersaretellingusthatlaughterisgoodforourhealthandmayevenpreventillnessessuchasheartdisease.Laughterhelpsreducestressandlowerbloodpressureandpulserates.Itstrengthensthei
8、mmunesystemandhelpsusdealwithpainjustlikerealmedicinedoes.Infact,laughteris
