—Look! The boy in the white shirt ___be Tom. --It ____be him. I saw him enter the library just now.
—What is Mrs. Green like? —She is a short woman _____long hair.
—Lisa, is this your shoe? —Yes, it is. But where is _______?
—How do you like this book? —________.
Hey, boys and girls! Stop ____. I have something interesting to tell you.
Look! David is helping his mother _______ the room.