He is very interested in mathematical analysis.

This plant requires a lot of moisture.

He has a deep interest in literature.

Taxonomy is the science of finding, understanding, and naming species of organisms.

In this library, books are classified by genre.

What is the denominator of this fraction?

I am learning how to use the present participle in English.

He won the Nobel Prize for that thesis.

We should learn about ancient civilizations.

Considering his social status, he received special treatment.