He is interested in learning the international language.

This conference will be held on an international scale.

He is very interested in science.

I like to study new languages.

He started singing The Internationale.

He is an expert in international law.

When he returned to his country, we saw him off at the airport.

In my school, there are national language classes every day.

I first met her on the occasion of a friend's wedding.

Please always bring your ID at the moment prior to the exam.