Thirty years ago this month,China's leaders launched an economic revolution.___________the door to free market reforms and foreign trade.
It was not _______ she took off her dark glasses _______ I realized she was a famous film star.
Nowhere else in such a small town,I think, _______ a book as good as this one.
—Never _______ in line to get on a bus.—Is it not until you mention me _______ I know of it?
Hardly _______ to sleep when _______ the door.
Never before in China _______ for the unemployed.