Sentences

irrevocable

Our decision is _____; we will not change our minds.

extant

The original handwritten scripts of Shakespeare's plays are not _____.

transience

Emma reflected on the _____ of human life.

millennium

Should the year 2000 or 2001 mark the beginning of this ______?

pristine

Margolit was thrilled to find an antique desk in _____ condition.

hiatus

In football, halftime provides the teams with a brief _____ from game action.

perpetuity

Few things exist in _____; even the sun will eventually exhaust its energy.

eons

Dinosaurs became extinct _____ ago, during the Mesozoic era.

inures

Laboring in mines often _____ workers to dangerous and difficult conditions.

concomitant

Sometimes an apparent relationship between two _____ events is coincidence.

pristine...eons

Whenever _____ fossils and relics are uncovered from an archaeological dig, scientists gain new insights into what life may have been like _____ ago.