For example, the Commission approved a two-year experiment of a program that enabled users of bulk, nonletter-size Business Reply Mail such as photofinishers that could reliably determine postage and fees due, to obtain earlier access to their mail at revised fees.
The Commission had an experiment that lasted two years.
The Commission had an experiment that lasted ten years.
He man gave it his all.
Is was designed for a bishop in the 1700s.
Were you teaching all the subjects?
A guy is dancing.
A woman is cycling in the mountain.
I will not explain.