Jane is his first wife. -
Do you like my third appartment? -
This is my first pet. -
I don't like her third husband. -
Thursday is the fourth day of the week. -
May is the fifth month of the year. -
Is "T" the twentieth letter of the alphabet? -
December is the twelfth month of the year. -
It's our fifth year here. -
Is this your fifteenth time in Paris? -
Look at the second girl. -
Tomorrow is the twenty-ninth of February! -
He bought the sixty-sixth shirt. -
What is the third day of the week? -
Mary is his first love. -
This is the fiftieth floor. -
James is her second husband. -
He finished his eleventh book. -
It's her second day here. -
I read the fourth book. -