Manchester United’s pre-season kicks off this Monday against Rosenborg in Norway, here’s how we’ve predicted Erik ten Hag will line up. After returning to training last Monday, the Manchester United squad will be well into their pre-season preparations now ahead of the first test of the summer against Rosenborg. Erik ten Hag has a weakened squad to choose from with several key players – nearly all of whom are starters – remaining either on holiday or gearing up to play in the Euro 2024 or Copa America final. A handful of players have also been left at Carrington, although United have still man…