sentences:  Rooney added a fourth goal for Manchester United (his second) two minutes before the half-time break; Ronaldo picked up the ball just inside his own half before driving forward and passing to Park on the right wing.The Korean crossed the ball into the penalty area, where Rooney allowed it to pass across his body before side-footing home with his left foot.Not wanting to risk their best players getting injured, Manchester United made five substitutions at half-time, bringing off Kuszczak, Ronaldo, Giggs, Rooney and captain Gary Neville to be replaced by debutant Tom Heaton, John O'Shea, Chris Eagles, Michael Carrick and Andy Cole, who was making a one-off guest appearance.