8. We believe _________ you have devoted yourself _________ sure to come true.
On the chairs _________ , who had come to Dalian looking for jobs.
Not until about 2000 BC________________________done.
——Did you know any French before you arrived in Washington? ——Never ____ it, actually.
Never before ___________in greater need of technical experts than it is today.
Only when _______ possible to settle the problem.