It was the only period of the year when couples got married.

Federal judges and court employees had a 2.8 percent rate last year, the only period for which data was available.

This is the only period of time that Japan ever officially had a slavery system.

That was the only period in the last 50 years when record labels have seen annual sales decline.

The only other period of such rapid development is adolescence.

The only period they trailed in the game was over the final 85 seconds.

It's the only period of my life in which I at- tempted to keep a diary.

It was the only period (1989-1996) in French football where clubs actually did better than the national team.

The two months following is the only period in his career that he stops working!

The only really good period of my life, when I was genuinely happy.