Ten past seven: 7:10
Quarter past seven: 7:15
Half past seven: 7:30
Twenty to eight/ seven twenty: 7:40
Eight o'clock : 8:00
Two P.M sharp: 14:00
Half past two P.M: 14:30
Half past three P.M: 15:30
Half past five P.M: 17:30
Seven P.M sharp: 19:00
Half past seven P.M: 19:30
Eight P.M sharp: 20:00
Half past nine P.M: 21:30