Telling the time

It's four o'clock.

It's ten to four

It's ten past four.

It's half past twelve.

It's twenty-five past twelve.

It's twenty-five to one.

It's a quarter to five.

It's a quarter to four.

It's a quarter past four.

It's twenty-five to six.

It's twenty-five past five.

It's twenty-five to five.

It's five past one.

It's five past six.

It's five to six.

It's a quarter to eleven.

It's a quarter past twelve.

It's a quarter past eleven.

It's twenty to ten.

It's twenty to nine.

It's twenty past ten.

It's five past ten.

It's five to ten.

It's ten past five.

It's half past three.

It's half past four.

It's half to four.

It's half to three.