1  What is the date today ?  Tra loi . It's ...........................................................  2  When is your sister is birthday ? Tra loi . Her birthday's ..........................................................  3  When is your birthday ? Tra loi . My birthday's ...........................................  4  When is your mom is birthday ? Tra loi .Her birthday's ...........................................................  5  When is your dad is birthday ?  Tra loi . His birthday's ...........................................