My younger sister is seventeen years old.

Our project is scheduled to be completed on the twentieth day of the month.

My grandfather is seventy years old.

My birthday is on the twenty-eighth.

I will hold my birthday party on the twelfth.

Our project is scheduled to be completed on the twenty-second day of the month.

He was playing video games all day.

The thirteenth day of the month is my birthday.

We celebrate our wedding anniversary on the eighteenth day of the month.

I will hold my birthday party on the twenty-eighth day of the month.