-----May I ask a question after class, Sir?-----_______, but not during my lunch break.
I travel to the Binhai New Area by light railway every day, _____ do many businessmen who live in downtown Tianjin.
Over the past decades, sea ice _______ in the Arctic as a result of global warming.
I’m not surprised that he became a writer. Even as a child he had a _____ imagination.
The medicine works more effectively_____you drink some hot water after taking it.
It was a nice house, but _______ too small for a family of live.