. A: Whose shirt is this? Is it Tom’s? B: No, it isn’t. ______________ is white.

The teachers ________ us _______ their children.

My grandparents _________for fifty years and they are both quite healthy now.

Lucy’s dress looked the same as mine but the price is _______mine.

Peter, how old is your father this year?— _____. And we just had a party to celebrate his ______ birthday last weekend.