He is devoting himself to his work.

I did my best for the exam.

The rumor spread throughout the town that he was the man's love child.

He was disheartened because he failed the exam.

He lost his life in a traffic accident.

He always lowers his voice when he talks about secrets.

I failed to hear his name, could you tell me again?

He did his best to beat down the enemy.

He lost everything.

She is planning a date with her current boyfriend.