He finished his eleventh book. -
He took the twenty-third place. -
I have the third lesson today. -
"O" is the fifteenth letter of the alphabet. -
Look at the second girl. -
It's my first week here. -
Tomorrow is the twenty-ninth of February! -
Is Saturday the sixth day of the week? -
Jane is his first wife. -
I finished my first book! -
He doesn't like my second wife. -
November is the eleventh month of the year. -
Is "T" the twentieth letter of the alphabet? -
This is my first pet. -
It's her second day here. -
This is the twenty-fifth time I come here. -
This is my tenth car. -
He watched the first film. -
Do you like the twelfth video? -
August is the eighth month of the year. -