Is this the eightieth floor? -
Tomorrow is her sixtieth birthday. -
It's my fiftieth birthday. -
She travels alone for the second time. -
I go to the university on the sixth of September. -
My birthday is on the nineteenth of January. -
He doesn't like my second wife. -
Is this the sixtieth floor? -
This is the ninety-ninth problem for me. -
He bought the sixty-sixth shirt. -
"O" is the fifteenth letter of the alphabet. -
I cook this pizza for the tenth time. -
This is the twenty-fifth time I come here. -
She bought the fifty-fifth dress. -
She goes to the dentist for the seventh time. -
Read the seventh part of the book. -
I wrote my sixth song. -
This is the fiftieth floor. -
This is my first pet. -
I read the fourth book. -