i usually study _______, in maths i work _____ . in biology ____,in literature____ , in russian ____ , in english____

I usually study my lessons in the evening, in Maths I work with sums. In biology I study about plants, in literature I learn poems, in Russian I study grammar, in English I read and write.

When do I usually study my lessons?

what do I do in Maths?

What do I study in biology?

What do I learn in literature?

What do I study in in Russian?

What do I do i English?