This is not the eighth floor. -
November is the eleventh month of the year. -
He doesn't like my second wife. -
"O" is the fifteenth letter of the alphabet. -
I have the third lesson today. -
Is "T" the twentieth letter of the alphabet? -
This is the thirty-first floor. -
He lives on the eightieth floor. -
My parents bought the second flat. -
I give you the third chance. -
She travels alone for the second time. -
This is my tenth car. -
Mark is his fourth son. -
I don't like her third husband. -
He tries it for the eleventh time. -
She lived in the thirteenth century. -
He doesn't have the fourth lesson today. -
She takes her cat to the vet for the fourth time. -
This is my second chance. -
I live on the forty-eighth floor. -