---What is your father doing? ---_____ walking. A. It’s B. He’s C. She’s
What’s my hand? A.in B.onC. at
—Is it a horse? —No, it . A.is B. isn’t C. is no
Guess! A gift you! A.to B. with C. for
in the bag? A.What B. What’s C. What an
What’s the box? A.at B. to C. in