4:15 (4点经过15分) a quarter past four a quarter =15分 Four fifteen
11:30 half past eleven half=30分 eleven thirty
8点 8 point eight 0'clock
5点45 Five forty-five a quarter to six
12点10 Twelve ten ten past twelve
7点50 Seven fifty ten to eight
9点25 nine twenty-five twenty five past nine
4点30 four thirty three half past four
3点35 three thirty-five thirty five past three