This is her fourteenth letter. -
It's his third month here. -
I read the fourth book. -
This is not the eighth floor. -
Thursday is the fourth day of the week. -
He took the twenty-third place. -
Mark is his fourth son. -
My parents bought the second flat. -
November is the eleventh month of the year. -
What is the third day of the week? -
Is "T" the twentieth letter of the alphabet? -
Look at the second girl. -
Is this her seventh time in London? -
I don't like her third husband. -
Jane is his first wife. -
Yesterday was the seventeenth of July. -
May is the fifth month of the year. -
This is my tenth car. -
Is Saturday the sixth day of the week? -
He lived in the eighteenth century. -