He gulped down the water, perhaps because he was nervous.

He is overseeing the project.

The children were playing by kicking a ball in the park.

He is drawing a picture of a dragon.

My family consists of five people.

He is studying Japanese.

'匸' is a pictogram from ancient China, representing the concept of enclosing something.

Recreation is an important part of life.

She became a widow at a young age.

He is an orphan who was raised in an orphanage.