He finished his eleventh book. -
This is the ninety-ninth problem for me. -
I finished my first book! -
It's his forty-fifth birthday. -
I wrote my sixth song. -
This is the thirty-first floor. -
My parents bought the second flat. -
Tomorrow is the twenty-ninth of February! -
John is my first love. -
August is the eighth month of the year. -
Mary is his first love. -
Mark is his fourth son. -
He lived in the eighteenth century. -
He doesn't like my second wife. -
Read the seventh part of the book. -
She bought the fifty-fifth dress. -
Is this your fifteenth time in Paris? -
He doesn't have the fourth lesson today. -
He took the twenty-third place. -
"O" is the fifteenth letter of the alphabet. -