下面这段话有没有错误Goodmorning,ladiesandgentlemen,doyoulikemysong?ThespeechIaddresstodayis“Expo,makeslifemoreexciting”Onetime,Isawastrangerdroparubbishontheground.ThenIheardasweetvoice:"Don'tdothat,Dad

　　下面这段话有没有错误

　　Goodmorning,ladiesandgentlemen,doyoulikemysong?ThespeechIaddresstodayis“Expo,makeslifemoreexciting”Onetime,Isawastrangerdroparubbishontheground.ThenIheardasweetvoice:"Don'tdothat,Daddy.Ifsomeforeignerscomehere,theywilldislikeWuXi."Theunclesmiledathislittlegirlandthenpickeduptherubbish.IfeelveryhappybecauseIdiscoverpeopleareinprogress.Smilingteachers,lovelystudents,satisfiedparents,andharmoniouscampus…theseareallthingsthatIdream.Of.BecauseofExpo,theyallcametrue.IfthethemeofShanghai'sWorldExpois"BetterCity,BetterLife",thenIthinkthehumanthemeoftheExposhouldbe"Expo,makeslifemoreexciting."Let’sjoinhandswithourownactions,withourownwisdom,writeagloriouspartofourExpo.