Thursday is the fourth day of the week. -
He doesn't have the fourth lesson today. -
This is the ninety-ninth problem for me. -
She takes her cat to the vet for the fourth time. -
He watched the first film. -
They come back on the second of August. -
"O" is the fifteenth letter of the alphabet. -
December is the twelfth month of the year. -
Jane is his first wife. -
Is "T" the twentieth letter of the alphabet? -
I finished my first book! -
Do you like the twelfth video? -
Look at the second girl. -
Is this the sixtieth floor? -
I give you the third chance. -
He took the twenty-third place. -
You go to Italy on the fourteenth of July. -
This is my tenth car. -
I start to work on the twenty fifth of May. -
She lived in the thirteenth century. -