—It's on _______.
—She's forty.
—Yes. And we have _______art festival, too.
—On _________ 1st. It's National Day, too.
—Yes. We can go to West Hill (西山).
the school trip?
Amy a birthday party next week.
Tom's birthday?
is the boy?
is ?
We have two .
is your father?
Mary's is on .
Tom my birthday party this afternoon.