“___________ the election is over,” said Powell, “the time has come for me to step down as secretary of state and return to private life.”
Our professor told us that salt water _____ at a lower temperature than fresh water.
Until recently historians assumed that calendars ________ with the advent of agriculture.
. ________ when the boulders suddenly disappeared.
________ from endless homework on weekends, the students now find their own activities, such as taking a ride together to watch the sun rise, more colourful.
When he knew the disappointing result of the exam, he seemed quite _______.