What time is it?   or   What's the time? (1)
past - po     ||    to - do (godziny), (za)

1)  It's ten past eight. 7)  It's five past three.
2)  It's twenty past eight. 8)  It's quarter past three.
3)  It's half past eight. 9)  It's twenty-five past three.
4)  It's twenty to nine. 10)  It's twenty-five to four.
5)  It's ten to nine. 11)  It's quarter to four.
6)  It's five to nine. 12)  It's five to four.