Chicago(芝加哥)isnexttoabigbeautifullakeLakeMichigan.InthesummerLakeMichiganiswarmandblue.Peoplelieonthebeachesandswiminthewater.InthewinterLaterMichiganiscoldandgray.Snowcoversthebeachesandicecoversthewater.OnoneofsuchcolddaysalittleboyandhisfatherwereplayinginthesnowonChicagobeach.TheboywasJimmy.Hewasfouryear...