请帮我改一篇高中英语作文,.Sheiswillingtohelpothers,andshehasapositiveattitudetowardseverything.Lastweek,shehelpedanoldmanwhoisseriouslyhurtinthelegonthewaytoschool.Worried,shesenthimtothehospital.Beforelong,theoldmanfeltbetterandthanksLiualotThereisnodoubtthatLIUdidarightthing.Asforme,IwoulddothesameifIhadbeeninthatsituation.Actually,someonewilltreatitastrpuble,becauseitisdifficultforthemtotrustastranger,evenifanoldman.AsfarasIamconcerned,itisourdutytohelpthosewhoareintrouble.Onlybythiswaycanwemakeourselvesbetterandbetter.