His oversight caused the accident.

Because he is a cautious person, it's safe to entrust him with work.

He is evaluated for his flawless work.

Many officers and soldiers lost their lives in this war.

He joined the army as a low-ranking soldier.

I will graduate from university next year.

I have my graduation ceremony tomorrow.

He passed the graduation examination.

He will graduate from university next year.

He proudly showed me his diploma.