It was not until the subprime loan crisis(次贷危机) ____ great damage to the American financial system that Americans ____ the severity of the situation.
The villagers went out to the mountain __________ the missing child.
The room _______ very useful when we had visitors.
I doubt _______ he will win or not.
-----I’m afraid I’ve broken your chair. -----.I can easily get it fixed .
It was not until dark ______ he found that it was the correct way to solve the problem.