He has a deep interest in literature.

I studied in the library with my schoolmate.

My major is chemical engineering.

The Ministry of Education is responsible for Japan's educational policy.

My father is an expert in otolaryngology.

That theory is unscientific and has no evidence at all.

He is an expert in computer science.

The National Research and Development Agency plays a crucial role in advancing science and technology.

He is an expert in nuclear physics.

He went to school with his new schoolbag.