It's your sixth hour here. -
"O" is the fifteenth letter of the alphabet. -
My parents bought the second flat. -
James is her second husband. -
Is this her seventh time in London? -
Is "T" the twentieth letter of the alphabet? -
It's his third month here. -
Yesterday was the seventeenth of July. -
It's our fifth year here. -
He doesn't have the fourth lesson today. -
This is the ninety-ninth problem for me. -
I wrote my sixth song. -
This is my first pet. -
I read the fourth book. -
This is the twenty-fifth time I come here. -
I have the third lesson today. -
Is Saturday the sixth day of the week? -
Mark is his fourth son. -
Is this your twentieth time in India? -
My brother bought the third car. -