— Wow! You look different! You wear glasses.— Yes, I did. But now I am wearing contact lenses(隐形眼镜).
-Is Sally from America?- Let me ________.
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.