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1、牛津上海版高二下MoreReadingUnit1Morereading P12-13ForhealthandbeautyReadthearticlebelowfromawebsiteonexercise.Aerobicsisoneofthemostbeneficialandalsooneofthemostbeautifulformsofexercise.Anyphysicalactivitythatmakesyourpulsegetquickerandyourbreathinggetdeeperisakindofaerobicexercise.Theword'aerobic'me
2、ans'withoxygen'or'havingoxygen'.Aerobicexercisethereforeaimsatmakingtheheartandlungsworkatahigherratesoastosupplymoreoxygentothemuscles.Thebenefitsofaerobicexerciseincludehavingastrongerheart,lowerbloodpressure,strongerbones,bettersleep,lessbodyfat,moreenergyandlessstress.Itissuggestedthatyou
3、doaerobicexercisefortwentytofortyminutes,threetofourtimesaweek.Onlythenwillyoubegintoreachyouroptimallevelofgeneralfitness.Whenyouexercise,thespeedatwhichyourheartbeats,oryourpulserate,tellsyouhowintenseyourworkoutis.Peoplewhoarenotfitbutwanttoloseweightshouldkeeptheirpulserateslowanddomodera
4、teexerciseforalongertime.Peoplewhoarequitefitcandoexercisesthatrequirelargeamountsofenergy.Theycanevencompeteinmarathons.Therearemanyformsofaerobicexercise,includingrunning,swimming,cyclingandskiing.Walkingisthemostcommonformofaerobicexercise.Mostpeopledoiteveryday!Itislowintensityandisrecomm
5、endedforbeginners.Runningissuitableforalmosteveryone,butitisimportanttoremembernottooverdoit.Youmustpaceyourselfandalwaysweargoodqualityshoes.Bydoingthistypeofbalanced,relaxingexercise,ourresponsesgetquicker,ourmindsharper,andwebecomemoreefficientandproductive.Tosumup,aerobicexerciseisgoodfor
6、everyone.Itcanleadtoabetterqualityoflife!Unit2Morereading P26 AsmileadaykeepsthedoctorawayReadthefollowingleafletaboutthebenefitsoflaughterinourlives.Haveyoueverheardtheproverb'laughteristhebestmedicine'?Everyoneknowsthatitisfuntolaughandthatlaughingmakesyoufeelgood.Nowdoctorsandresearch
7、ersaretellingusthatlaughterisgoodforourhealthandmayevenpreventillnessessuchasheartdisease.Laughterhelpsreducestressandlowerbloodpressureandpulserates.Itstrengthenstheimmunesystemandhelpsusdealwithpainjustlikerealmedicinedoes.Infact,laughteris
