Learning Modern English is important for smooth international communication.

Let's try to arrange the prefectures of Japan in alphabetical order.

Remembering the fifty sounds is important for learning Japanese.

He is interested in the study of constructed languages.

The Stegosaurus was a type of dinosaur that had large plate-like bones on its back and spikes on its tail.

The Stegosaurus was a type of dinosaur that had large plate-like bones on its back and spikes on its tail.

He is working as a representative of the United Nations.

Have you seen my eraser?

Cold fusion is a part of physics and is a phenomenon that is not yet fully understood.

Research on cold fusion is still controversial.