Many Americans live on credit, and their quality of life is measured _________ how much they can borrow, not how much they can earn.
The general spoke highly of such _____ as honesty, loyalty and bravery shown by the soldiers.
In order to complete the project ahead of time, the boss demanded that John __ extra hours.
When a new system _____, the old one is abolished.
His mother insisted that he _____ the money in the bank.
The police had to ____ the traffic for an hour due to a train accident.