Inthe10minutebreaksbetweenclasses,somestudentschoosetostayindoors,sittingattheirdeskschattingwiththeirclassmatesordozingoff.Others,however,prefertogooutdoorstoplayactivelyforawhile.Iaminfavorofthelatter,ofcourse.Thefollowingaremyreasons. 　　Ontheonehand,havingbeenconcentratingonwhattheteachersaysandwhattheydoinclassmakesbothourbrainsandeyestired.Playingactivelyoutdoorsprovidesourbrainsandeyeswithentirelydifferentkindsofactivities,thusenablingthemtohaveacompleterest.Ontheotherhand,withsomanystudentssittingintheclassroomforsuchalongtime,theairinsideiscertainlynotfresh,andsometimescanevenbefoulwhichiscertainlybadtoourhealth.Playingactivelyoutdoorsenablesustobreathealotoffreshair,thusmakingusrefreshedandreenergizedveryquickly.Thelastreasonisthatsittingatthedeskforhoursonendcanbebadtoourbody.Playingactivelyoutdoorsmakesusstrongandfit. 　　Therefore,itisstronglyrecommendedthatthosewhostayindoorsgoouttoplayactivelyinthe10minutebreaksbetweenclasses.Itwillsurelymakeyouhealthyandwise.