英语在线改错.....
Mygrandpatoldmeastory,thatwasveryinteresting.Onehotsummerday,afoxwastakingwalkwhenhenoticedabunchofgrapesthatjustturnripe,hanginghighabove.Hefeltestremethirsty,sohetookastepback,thenrunningforwardandjumped,buthemissedthegrapes.Thoughhewasabitdisappointing,buthemadeuphismindtotryagain.Hetriedwithallhisstrengths.Butagainhemissedthegrapes.Againandagainhetried,buthegaveupontheend.Andhewalkedawaywithhisnoseintheair,saying,"Ididn'twantthoseoldergrapesanyway.I'msuretheyaresour."