Forests ________ and burned at such a speed that they will disappear from the earth in the future.
The play had already been on for quite some time when we __________ at the New Theatre.
Professor James will give us a lecture on the Western culture, but when and where __________ yet.
—Did you see a man in black pass by just now?—No, sir. I __________ a newspaper.
I __________ there little more than a week when I set to work with the scientist.
They __________ two free tickets to Canada, otherwise they’d never have been able to afford to go.