The volcano was last active between 500,000 and 300,000 years ago.
The couple was sexually active all those years, but no longer.
She then became active in the Chicago regional club several years later.
He taught a number of students during his active years.
Some of his greatest and most active years lay ahead.
During its active years, it was the market leader in this field.
The firm remained active during the crisis years of the 1930s.
Travel is for the young and those of the active years.
The band went through a number of personnel changes during its active years.
His wife spent her last years active but almost totally blind.