This is the ninety-ninth problem for me. -
This is the thirty-third time you tell me this story. -
He travels alone for the first time. -
He cooks this cake for the ninth time. -
This is my first pet. -
Read the seventh part of the book. -
He lives on the eightieth floor. -
She lived in the thirteenth century. -
My brother bought the third car. -
He finished his eleventh book. -
Is this her seventh time in London? -
Is this your twentieth time in India? -
Is Saturday the sixth day of the week? -
She took the thirty-sixth place. -
My birthday is on the nineteenth of January. -
This is the thirty-first floor. -
Do you see the second person to the left? -
This is my second chance. -
Do you like my third appartment? -
It's the seventh day of my holiday. -