Mark is his fourth son. -
Is this her seventh time in London? -
Yesterday was her seventy-third birthday. -
Is this the sixtieth floor? -
John is my first love. -
He bought the sixty-sixth shirt. -
Is Saturday the sixth day of the week? -
This is my tenth car. -
It's her second day here. -
What is the twenty-second letter of the alphabet? -
He doesn't have the fourth lesson today. -
Is "T" the twentieth letter of the alphabet? -
This is the ninety-ninth problem for me. -
James is her second husband. -
Jane is his first wife. -
Mary is his first love. -
It's my first week here. -
I finished my first book! -
My brother bought the third car. -
This is my first pet. -