帮我修改一下这篇英语写作Itwasanunforgettableexperienceformetobecomeagratefulperson.WhenIwassophomoreinmyhighschool,asthecaptainofthebasketballteamledourclasstotakepartintheschool'sbasketballgame.Atthat

　　帮我修改一下这篇英语写作

　　Itwasanunforgettableexperienceformetobecomeagratefulperson.WhenIwassophomoreinmyhighschool,asthecaptainofthebasketballteamledourclasstotakepartintheschool'sbasketballgame.Atthattime,akeymatchwithartsteaminthegroup.Theonlyoneteamcanadvancewhowasvictory.Thepointsofbothteaminthegamearerisingveryclosefromthebeginningtotheend.Whatmovingmeisthatthecheerteamofclasscheerforusconstantly.Afterthefiercecompetitionintheovertime,itisapitythatwefinallylostonepoint.Althoughwelostthegame,therearemanypeoplesupportandcomfortusafterwedown.Itabsolutelytouchedme.Weharvestedtheunityandmovedinthegameanditcanmotivateusabetterlife.