United to clinch a top-four finish, and competition is rife to secure a sacred place in the Champions League.Victory for Sheffield United on Wednesday evening would leave United as low as sixth going into their own match against Tottenham on Friday night, a scenario which will only further raise the stakes ahead of the mouth-watering tie.United should know by early July whether or not fifth-place will grant them a passage to the Champions League when the verdict from Man City's appeal to