(十)(2015•宜昌)Weallknowthatexerciseisgoodforyourhealth.Butsomekindsofexercisemaybebetterthanothers.Runningforexamplemayhelptoprotectagainstheartdiseasean

　　               (十)(2015•宜昌) 

　　    Weallknowthatexerciseisgoodforyourhealth.Butsomekindsofexercisemaybebetterthanothers.Runningforexamplemayhelptoprotectagainstheartdiseaseandotherhealthproblems.Runningmayalsohelpyoulivelonger.

　　    Recentlyresearchersstudiedmorethan55000adults.Aboutaquarteroftheadultshaveagoodhabitofrunning.Thestudy foundtheserunnersweremuchhealthierthannon-runners.Infacttherunnerslivedonaverage(平均)，threeyearslongerthanthenon-runners.

　　    Runningmaybegoodexercisebutitcanbedifficultonthebody.Herearecommonlysharedideasamongfit-nessexperts(健身专家)tolowertheriskofinjury(受伤)forpeoplewhoarenewlorunning.

　　    ☉Takeiteasy.

　　    Donotruntoomuchtoosoonortoofast.Mostpeoplegetrunninginjurieswhentheypushthemselvestoohard.Thebodyneedstimetogetusedtoincreasesindistance(里程)orspeed.

　　    ☉Getgoodrunningshoes.

　　    Thereisnosinglebestshoeforeveryrunner.Youshouldfindtheshoesthatofferthebestfitandsupportforyourfeet.Moreimportantlyyoushouldhaveanewpairofshoesevery500to800kilometers.

　　    ☉Takegoodnotes.

　　    Taketimeaftereachruntowritedownnotesaboutwhatyoudidandhowyoufelt.Lookforthingsthathappenagainandagain.Forexampleyoumayfindthatyourkneeshurtwhenyourunsometimes.Butperhapsyoufeelgreatwhenyouhavearestbetweenrunningdays.Thesenoteswillhelpyoumakethebestplanforrunning.

　　()1.Thewriterwantstotellusinthefirstparagraph.

　　   A.goodhealthcomesfromrunning

　　   B.runningisthebestexercise

　　   C.healthproblemscanbesolvedbygoodexercise

　　   D.notallexerciseisequally(同样地)good

　　()2.Inthesecondparagraphweknow.

　　   A.agoodhabitofrunningmayhelpyoulivelonger

　　   B.thenumberofnon-runnerswasgettingsmaller

　　   C.threequartersof55000adultswerenewtorunning

　　   D.thehopetolivethreeyearslongerdrivespeopletoexercise

　　()3.Increasesindistanceorspeeddependon.

　　   A.whatthefitnessexpertssay

　　   B.whetheryouhavethebestshoes