Plans have been proposed ______ the largest dam in the world to be built along the Congo river.
My parents have __________ us $ 15,000 for the house. Shall we take it?
The air company going from bad to worse, the workers __________ hardly enough to make a living.
In some places women are expected to earn money __________ men work at home and raise their children.
They kept trying __________ they must have known it was hopeless.
The bad weather meant __________ the rocket launch(发射)for 48 hours.