To teach is to show someone how to do something, or information is passed from one person to another. This word is similar to the words "train" and "instruct."
simple
past
past participle
teach
taught
taught
Steve teaches English. (present tense)
He’s teaching today. (present continuous tense)
He taught in Boston before moving to Bogota. (past tense)
He has taught English at many different schools. (present perfect tense)
He has been teaching English since 1995. (present perfect continuous)
This next set of sentences is in the passive voice:
Dogs are taught to behave. (present tense)
My dog was taught how to sit and stay. (past tense)
She has been taught how to do many different things. (present perfect tense) I’m the one who trained her.