It's her second day here. -
Mark is his fourth son. -
Do you like the twelfth video? -
This is my first pet. -
Is this the eightieth floor? -
Is "T" the twentieth letter of the alphabet? -
It's my fiftieth birthday. -
He lives on the eightieth floor. -
He goes to the doctor for the third time. -
You go to Italy on the fourteenth of July. -
Look at the second girl. -
He travels alone for the first time. -
Do you see the second person to the left? -
We go to New York on the sixteenth of January -
She took the thirty-sixth place. -
She bought the fifty-fifth dress. -
What is the third day of the week? -
This is not the thirtieth floor. -
My brother bought the third car. -
He took the twenty-third place. -