He donned his military clothing and headed for the battlefield.

He had no choice but to obey his boss's orders.

He had no choice but to follow his boss's orders.

This fixture is indispensable to my daily life.

I will turn twenty years old next year.

Our project is scheduled to be completed on the twentieth day of the month.

He is writing a sentence using traditional characters.

This document is using an old form of character.

He looked at the framed calligraphy and fell into deep thought.

He studied abroad in China to learn the Han script.