阅读理解Thekeytoreachingorstayingatahealthyweightisregularexerciseandgoodeatinghabits．Teensshouldget60minutesormoreofphysicalactivityaday．Notetheword“activity

　　阅读理解

　　Thekeytoreachingorstayingatahealthyweightisregularexerciseandgoodeatinghabits．Teensshouldget60minutesormoreofphysicalactivityaday．Notetheword“activity”．Aslongasyou’regettingyourbodymovingitdoesn’thavetomeandoingcomplicatedexercisesorgoingtothegymeveryday．Allthatmattersisthateachweekyougettherightbalanceofactivityincludingaerobic(有氧健身法的)strengthbuildingandflexibility(柔韧性)exercise．Makeexerciseahabitbyschedulingsomeeveryday．

　　Ondayswhenyouhavesoccerpracticeoranaerobicsclassyoumayhavenotroubleexercisingforanhourormore．Butmostofusarebusyand60minutesadayofactivityseemslikealotoftime．Thegoodnewsisthatit’sOKtodivideitintoshorter“exercisebreaks”throughouttheday．

　　Justasyoumighthaveahealthysnacktostopyourselfgettinghungryexercisesnackscankeepenergylevelhigh．Sogetup15minutesearlyanddosomeyogaorotherstretching(伸展)activity．Fastwalkorjogfor15minutesatlunch．Dothesamethingafterschool－orwalkorbikehome．Addtothattakingthestairsgymclassandwalkingbetweenclassesduringthedayandyou’veprobablyreachedyour60minutes．

　　Hereare5simplewaystomakeanexerciselifestylechange：

　　1．Starttoday．Gooutsideforawalk．

　　2．Takethestairsinsteadoftheelevator．

　　3．Insteadofdrivingwalkorbiketoplaceslikeschoolorafriend’shouse．

　　4．Vacuum(用真空吸尘器清扫)yourroomwashthecarormowthelawn．

　　5．LimityourtimewatchingTVusingthecomputerorplayingvideogames－andwhenyoudoplaytryinteractivegamesthatgetyoumoving．

　　(1)

　　Theunderlinedphrase“exercisesnacks”inthethirdparagraphprobablymeans“________”．

　　[]A．

　　foodeatenbeforeexercise

　　B．

　　foodeatenduringexercise

　　C．

　　shorter“exercisebreaks”