Mutsu always plays the role of maintaining harmony in the class.

I always hear noise coming from his room.

He has wanted to become a superhero since he was a child.

The coffee overflowed from the cup.

We use a supercomputer to perform complex calculations.

Mr. Zhai is my best friend.

My great-grandmother lived until she was 100 years old.

The wind is blowing strongly.

He is good at distinguishing music genres.

He has a violent character.