Is that your __?

1. A.
   a picture
2. B.
   picture
3. C.
   pictures
4. D.
   nice pictures

— Is that your mother?
— No, she is my ______, my mother’s sister.

—Is that your father?
—No. It’s my uncle, my mother’s _____.

Is that your best friend Kitty?
— No, it _________ be her. She flew to Singapore yesterday.