英语六级阅读精炼题含答案2017英语六级阅读精炼题含答案Ourgreatestgloryconsistsnotinneverfallingbutinrisingeverytimewefall.以下是小编为大家搜索整理的2017英语六级阅读精炼题含答案，希望能给大家带来帮助!更多精彩内容请及时关注我们应届毕业生考试网!JogginghasbecomethemostpopularindividualsportinAmerica.Manytheories,evensomemysticalones,havebeenadvancedtoexplainthepopularityofjogging.Theplaintruthisthatjoggingisacheap,quickandefficientwaytomaintain(orachieve)physicalfitness.Themostusefulsortofexerciseisexercisethatdevelopstheheart,lungs,andcirculatorysystems.Ifthesesystemsarefit,thebodyisreadyforalmostanysportandforalmostanysuddendemandmadebyworkoremergencies.Onecantrainmorespecifically,asbydevelopingstrengthforweightliftingortheabilitytorunstraightaheadforshortdistanceswithgreatpowersinfootball,butrunningtrainsyourheartandlungstodeliveroxygenmoreefficientlytoallpartsofyourbody.Itisworthnotingthatthissortofexerciseistheonlykindthatcanreduceheartdisease,thenumberonecauseofdeathinAmerica.Onlyonesortofequipmentisneeded–agoodpairofshoes.Physiciansadvisebeginningjoggersnottoruninatennisorgymshoe.Manydesignadvanceshavebeenmadeinonlythelastseveralyearsthatmakeanexcellentrunningshoeindispensableifarunnerwishestodevelopasquicklyaspossible,withaslittlechanceofinjuryaspossible.Agoodrunningshoewillhaveasoftpadforabsorbingshock,aswellasaslightlybuilt-upheelandafullheelcupthatwillgivethekneeandanklemorestability.Awiseinvestmentingoodshoeswillpreventbilistersandthefoot,ankleandkneeinjuresandwillalsoenablethewearertorunonpavedorsoftsurfaces.Nootherspecialequipmentisneeded;youcanjoginanyclothingyoudesire,evenyourstreetclothes.Manyjoggerswearexpensive,flashywarm–upsuits,butjustasmanywearasimplepairofgymshoesandT-shirt;infact,manypeoplejustjoginlastyear’sclothes.Incoldweather,severallayersofclothingarebetterthanoneheavysweaterorcoat.Ifjoggersarewearingseverallayersofclothing,theycanaddorsubtractlayersasconditionschange.Ittakessurprisinglylittletimetodeveloptheabilitytorun.TheAmericanJoggingAssociationhasatwelve–weekprogramdesignedtomoveformafi