"O" is the fifteenth letter of the alphabet. -
He took the twenty-third place. -
Mary is his first love. -
She bought the flat on the thirtieth floor. -
He finished his eleventh book. -
I go to the university on the sixth of September. -
Tomorrow is her sixtieth birthday. -
Kate is her third daughter. -
This writer lived in the twentieth century. -
Do you like the twelfth video? -
It's her second day here. -
It's your sixth hour here. -
This is my tenth car. -
This is her fourteenth letter. -
Jane is his first wife. -
James is her second husband. -
This is his thirteenth message. -
She lived in the thirteenth century. -
You tell her this for the second time! -
This is our tenth meeting. -