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.

The proverb 'If you want to shoot the general, first shoot his horse' means that to achieve a big goal, you should start with small steps.

Please attach this file to the email.

He was the first discoverer of that new species of plant.

The enemy plane carried out a strafing on our position.

I strafed the enemy's position.

My grandfather has traveled the world when he was young.