“___________ the election is over,” said Powell, “the time has come for me to step down as secretary of state and return to private life.”
—Why do you look worried?—There are so many problems __________.
The project __________ by the end of 2015 will greatly expand the city's telephone network.
)The drinking water in the village is heavily polluted by the chemical works nearby. And __________ with fresh and clean water, the locals appeal to the media.
Having a trip abroad is certainly good for the old couple,but it remains __________ whether they will enjoy it.
The continuous rain __________ the harvesting of the wheat crop by two months.