2:00 4:05 8:30 3:12 6:15 9:40 12:45 7:50 two o'clock five past four a.m. half past eight a.m. twelve past three a.m. a quarter past six a.m. twenty to ten a.m. a quarter to one p.m. ten to eight a.m.
2:00 two o'clock 4:05 five past four 8:30 half past eight 3:12 twelve past three 6:15 a quarter past six 9:40 twenty to ten 或 nine forty 12:45 a quarter to thirteen 或 a quarter to one p.m. 7:50 ten to eight 或 seven fifty