He is a world-famous physicist.

There are a lot of old furniture in the storage room.

My son participates in judo practice every day.

He handled the automatic rifle carefully.

He voiced his feelings out loud.

He raised his voice in surprise.

Sakumiko is my best friend.

He said nothing, just made a sound.

He said it under his breath, suppressing his anger.

Coenzyme is a substance necessary to assist chemical reactions in the body.