3:15、three fifteen / a quarter past three
4:20、four twenty / twenty past four
5:25、five twenty-five / twnety-five past five
6：30、six thirty / half past six
7:40、seven forty / twenty past eight
8:45、eight fory-five / a quarter to nine
9:50、nine forty / ten to ten
10:55 ten fifty-five / five to eleven