His mansion is truly magnificent.

He said 'thank you'.

He is studying late into the night to learn a new computer language.

A diaeresis is used to change the pronunciation of vowels.

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.