It is a quarter to three a.m.It is half past noon.It's exactly one o'clock a.m.It is a five minutes to twelve a.m.It is a ten minutes past six a.m.It is a seventeen minutes past five a.m.It is a eight minutes to eleven a.m.It is a eighteen minutes to four a.m.It is a twenty minutes past four a.m.It is a quarter to nine a.m.