This is the thirty-first floor. -
Yesterday was her seventy-third birthday. -
Yesterday was the seventeenth of July. -
He took the twenty-third place. -
"O" is the fifteenth letter of the alphabet. -
John is my first love. -
What is the third day of the week? -
This is my tenth car. -
He doesn't like my second wife. -
My parents bought the second flat. -
Kate is her third daughter. -
This is not the eighth floor. -
May is the fifth month of the year. -
James is her second husband. -
November is the eleventh month of the year. -
It's my first week here. -
Is this the sixtieth floor? -
This is my first pet. -
Look at the second girl. -
He watched the first film. -