They had a good command of French.

He issued a command to his troops.

The commander led his troops into battle.

The commandant inspected the troops before the mission.

The military decided to commandeer civilians to help with their operations.

He is commanding the troops.

Following the commandments is important for leading a righteous life.

The captain commanded silence.

She has a good command of English though she was brought up in Japan.

The command module is responsible for controlling the spacecraft.