He spent 10 years as a prisoner.

The robot vacuum cleaner is good at collecting dust in the room.

He began to strike back against the enemy.

He was prepared for the enemy's counterattack.

This year, the company's increased income was up 10% from the previous year.

She is learning the grammar of the present progressive form.

He disgraced himself by getting drunk.

This lens has little chromatic aberration, so it reproduces vivid colors.

Japanese customs include tea ceremonies.

He is writing a resume for job hunting.