half past eight ，fifteen past eight， five past seven ，ten to eight，ten to ninefive past nine。其中01-30分的结构是xx past xx，几点几分，31-59的结构是xx to xx 离几点查几分，如以上8点50分离9点差10，就表达为ten to nine ，或者直接就8:30am. 8:15am.以此类推。有问题继续问。...
half past eight/eight thirty
a quarter past eight/fifteen past eight
five past seven/seven o five
ten to seven
ten to eight
five past nine/nine o five...
