His irresponsible behavior had a negative impact on the entire team.

I am the person in charge of this project.

He always passes the buck to others for his failures.

I am very interested in natural science.

My personal thought is that everyone should be treated equally.

He values his private life.

He holds a personal grudge against me.

Using the private railway makes commuting very convenient.

He was born as an illegitimate child and experienced many difficulties.

My grandfather used to till his privately-owned rice field.