It's.
9.00 - nine o'clock
9.05 - five past nine
9.10 - ten past nine
9.15 - quarter past nine ['kwɔː:tə pɑ:ːst naɪn]
9.20 - twenty past nine
9.25 - twenty-five past nine
9.30 - half past nine [hɑ:ːf pɑːst naɪn]
9.35 - twenty-five to ten
9.40 - twenty to ten
9.45 - quarter to ten
9.50 - ten to ten
9.55 - five to ten
10.00 - ten o'clock
9.00 - nine o'clock
9.05 - five past nine
9.10 - ten past nine
9.15 - quarter past nine ['kwɔː:tə pɑ:ːst naɪn]
9.20 - twenty past nine
9.25 - twenty-five past nine
9.30 - half past nine [hɑ:ːf pɑːst naɪn]
9.35 - twenty-five to ten
9.40 - twenty to ten
9.45 - quarter to ten
9.50 - ten to ten
9.55 - five to ten
10.00 - ten o'clock