I’d love to come to your beautiful house. If you invite me, I _______ say “no”.

. The meeting was about to end and everyone was in a hurry to leave when Ted insisted_____ Some questions.

Where do you know the 2012 Olympic Games will_________? —In London, the capital of Britain.

He _____ play the piano since he was young. He is very famous now.

Now the air in our town is __ than before. Yes. Something must be done to stop the pollution.