2. It's a quarter past nine. / It's nine fifteen.
3. It's ten past eleven. / It's eleven ten.
4. It's a quarter to three. / It's two forty-five.
5. It's twenty past five. / It's five twenty.
6. It's twenty-five to nine. / It's eight thirty-five.
7. It's five to eleven. / It's ten fifty-five.
8. It's twenty to two. / It's one forty.