“___________ the election is over,” said Powell, “the time has come for me to step down as secretary of state and return to private life.”

If prices rise too high, the government has to dosomething __________ it.

She has been teaching in a school since she graduated,so she is not ________ to associating with business people. [ ]

The modern plane is not the machine _____it was when first invented

Not until the fish died in the river how serious the pollution was.