They usually spend two hours _______ their homework every day.A. do B doing C to do
--- Do you know Tom very well?--- Yes, he and I _______ friends since we met in yangshan the year before.
Italy is famous for _____.
I won’t go to the concert because I ________ my ticket.
_______ great fun it is to fly in a balloon!
He has been a member of the Football Club _______.