Examples:

• I have to be on set at 7 o'clock in the morning.
• Today, I watched the BBC World at 7 o'clock in the morning.
• I mean gotta take care of it, but I leave at 7 o'clock in the morning to go to work.
• Yesterday I left home at 7 o'clock in the morning and, because of the behaviour of Air France at Charles de Gaulle, I arrived here at 9 o'clock yesterday evening.
• To turn to my report, at 7 o'clock in the morning in the 1989 European elections, I was stood outside the Royal Ordnance Factory in Patricroft in Eccles in my constituency.