Studying the history of the Middle Ages is very interesting.

A neutron is part of an atomic nucleus.

Neutron stars are known for their density and strong gravity.

The content of that book was greatly interesting.

He is not at all lazy.

Even if you are rich, you cannot buy everything.

This book is very interesting.

I try to study at least one hour every day.

I study at the library every day.

I set aside time for studying every day.