11：15 eleven fifteen/fifteen (minutes) past eleven/quarter after eleven in the morning/at night
11：45 eleven forty-five/forty-five (minutes) past eleven/quarter to twelve in the morning/at night
11：05 eleven O five/five (minutes) past eleven in the morning/at night
11：55 eleven fifty-five/fifty-five (minutes) past eleven/five (minutes) to twelve in the morning/at night
11：30 eleven thirty/half past eleven in the morning/at night