游泳英文ppt

SWIMMING——AperfectsportIntroduction•Swimminghasbeenrecordedsincestoneagepaintingsfromaround7,000yearsago，andtodayithasbecomeaverypopularsportaroundeverycorneroftheworld.swimstylesFreestyle(free)Breaststroke(breast)Backstroke(back)Butterfly(fly)Freestyle(free)Tips：Thebodyrollsaroundlikeroundlogsinthewater.PullarmsunderwaterinanSpattern.Whenyoubreath,youshouldkeepyourchincloselyontheshoulder,andtheswimmingglasseshalfunderthewater.Breaststroke(breast)Tips:Snapthelegstogethertopushthewaterandpropelyouforward(frogkick).Headoutofthewaterwiththearmpulling.Breatheeverytimeyoustrokewithyourarms.Backstroke(back)Tips:•Thumbleavesthewaterfirst,andlittlefingerintothewaterfirst.•MovethehandsinanSpatternwhentheyarepushingthewater.Butterfly(fly)Tips:•Thewaistandabdomensendforce.•Pressureshouldersraisehip.•Armpullonceandkicktwice.Benefits1.Lowimpact2.BuildastrongheartandStreamlinemuscles3.It'sabreakfromthesummerheat4.BurnscaloriesIfyouwanttoenjoythehappiness,let’sjumpintothewater.Thankyou~