–I ______ know you can play the piano so well. --Thank you. A. didn’t B. don’t C. can’t
–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.
-___________your twin brother’s name Nick? – Yes, ________ is.