ThereisanolddoginMr.Smith’sfamily.Thedog’snameisBudd...
问题详情： ThereisanolddoginMr.Smith’sfamily.Thedog’snameisBuddy.WhenBuddywasyoung,hecouldrunfastandcatchmanyanimals.Mr.Smithlovedhimverymuch.Now,Buddyisoldandweak.Oneday,Mr.SmithandBuddywalkedin...