A: excuse me, what time is it, please?

B: it's ten past eight/it's eight ten.

A: thank you.

it's a quarter to one/it's twelve forty-five (12:45)

it's five o'clock (5:00)

it's twenty past eleven/it's eleven twenty (11:20)

it's thirty-five to ten/it's nine thirty-five (9:35)

it's a quarter to four/it's three forty-five (3:45)

it's five to three/it's two fifty-five (2:55)