I wrote my sixth song. -
What is the twenty-second letter of the alphabet? -
Tomorrow is her sixtieth birthday. -
This is the fiftieth floor. -
This is the thirty-third time you tell me this story. -
She took the thirty-sixth place. -
This is her fourteenth letter. -
"O" is the fifteenth letter of the alphabet. -
John is my first love. -
She takes her cat to the vet for the fourth time. -
He doesn't have the fourth lesson today. -
She lived in the thirteenth century. -
I go to the university on the sixth of September. -
Is this his fifth time here? -
Mark is his fourth son. -
She goes to the dentist for the seventh time. -
This is our tenth meeting. -
I finished my first book! -
She travels alone for the second time. -
This is the ninety-ninth problem for me. -