Tian'anmen Square is one of ______ squares in the world.
Tom________milk,but now he________coffee.
You________supposed to take them out of the room.
I don’t suppose anyone can work out the problem,________?
—Could you give me some________on how to learn English________? —Sure.Practice makes perfect.
—All the workers went home yesterday________Mr.White.Why? —Because he was on duty.