Употребление глаголов to learn, to study, to teach

to learn – to gain knowledge of a subject, or skill in an activity, by experience, by studying it, or being taught.

to learn to do something

to learn how to do something (=to learn a method or skill)

to learn smth by heart

to learn from your mistakes

to study – to spend time reading, going to classes etc. in order to learn about a subject.

to study to be a doctor/lawer/teacher etc.

to study for an exam/test etc.

to study law/business etc. (=to study a subject at school, college)

I’ve been studying English for 6 years.

My brother is studying to be an economist.

to teach – to give lessons at a school, college or university.

to teach smth to smb.

to teach smb (how) to do smth

to teach smb smth