Как будет на английском 8:15,9:15,12:25,11:35,3:00,4:50,5:10.

8:15 - It's quarter past eight. Или: It's eight fifteen.

9:15 - It's quarter past nine.

12:25 - It's twenty-five past twelve. Или: It's twelve twenty-five.

11:35 - It's twenty-five to twelve. Или: It's eleven thirty-five.

3:00 - It's three o'clock.

4:50 - It's ten to five.

5:10 - It's ten past five.