How long ____ to finish the work?
In order to find the missing boy, the young couple all they can over the past twenty-four hours.
The young manager is well known for his problem-solving skills, ________ is important for a successful leader.
Not until he had left his friend _______ how important friendship was for him.
My father worked day and night. Otherwise, there ________ no one to support the family.
The interviewer will begin to judge you as soon as he or she ________ you in the waiting room.