__________ your books and look at the blackboard.
Bill is ___________ classmate. He is a friend of ____________, too.
–Is that colourful pencil-box Bob’s ? – No, it isn’t __________. It’s _________,
–What colour is that kite? - _____________.
Please ____________your rackets __________ your desk.
Look at the photo of my family. The boy _________ my father and my mother is me.