---How much money did you pay for the drink?---None. It’s ______.
Beijing is _________ capital of China and it is _________ city with many places of interest.
—Excuse me, what’s this for?—It’s a cleaner and it to pick up dirt.
I still remember the park we first met.
—We don’t have much homework this we go out together?—OK. What about a movie?
It doesn’t look like rain, so you bring your umbrella with you.