"O" is the fifteenth letter of the alphabet. -
Her shop is the third to the left. -
It's my first week here. -
It's your sixth hour here. -
Jane is his first wife. -
He doesn't like my second wife. -
He goes to the doctor for the third time. -
He doesn't have the fourth lesson today. -
She bought the flat on the thirtieth floor. -
I finished my first book! -
I wrote my sixth song. -
John is my first love. -
Tomorrow is her sixtieth birthday. -
Kate is her third daughter. -
Look at the second girl. -
I have the third lesson today. -
She travels alone for the second time. -
He bought the sixty-sixth shirt. -
I hear this for the third time. -
Read the seventh part of the book. -