They all agreed to the plan in unison.

He played the role of an arbitrator.

He always has a long face, is there any problem?

The launch of intercontinental ballistic missiles has become an international issue.

I studied Classical Chinese in university.

He is an expert in fluid mechanics.

His dynamic visual acuity as a baseball player is very excellent.

The Grand Duchy of Luxembourg is a small country in Europe.

He is preparing to explore the Dark Continent.

He is doing special exercises to strengthen the opponens digiti minimi muscle of his foot.