8点半,九点,12点半,2点半,4点半,7点用英语说

half past eight
nine o'clock
half past twelve
half past two
half past four
seven o'clock

8.30 half past eight
9. 9 o'clock(9.00a.m.)
12.30 half past twelve
2.30 half past two
4.30 half past four
7 7 o'clock

8点半: half past eight
九点:nine o'clock
12点半:half past twelve
2点半:two o'clock
4点半:four o'clock
7点:seven o'clock

half past 8
9 o'clock
half past 12
half past 2
half past 4
7 o'clock

这问题也……有两种表达方式八点半,half past eight（half 是一半的意思,past是过,意思就是八点过半）九点,nine o'clock12点半,half past twelve 2点半,half past two4点半,four thirty(传统表示方法,直接说数字)7点...