-- Whose notebook is this ? -- It _______ Mary. It has her name on it. A. must be B. can’t belong C. must belong to
—Do you know _____ ? I'm going to see him. —Sorry, I don't know.
I often make mistakes ___________ grammar..
--- ________. Could you tell me the way to the station?
_______ dangerous the animals are!
— I haven’t got a partner _________ . — Maybe you can ask John for help.