I won't buy this iPhone unless the price ________ to under 2,000 yuan.
He goes back home to see his parents ______ few weeks.
—Excuse me. Is this the right way to the Summer Palace? —Sorry, I am not sure, but it ____ be.
They looked at each other, ______.
Mr. Smith, _______ of the ______ speech, started to read a novel.
Look, what a dirty classroom we have got! It really wants ______.