Conjugation of the Verb - Active Voice - Infinitive Mood.
To Teach. (To Teach = Infinitive.)
Indefinite = To teach.
Perfect = To have taught.
Continuous = To be teaching.
Perfect Continuous =To have been teaching.
Homework
Conjugate the following (Infinitives) verbs in Infinitive Mood (as above): To play, to write, to sing, to read, and to pass.