Present Simple Tense
Active : Mary eats a mango.
Passive : A mango is being eaten by Mary.
Present Perfect Tense
Active : Mary has eaten a mango.
Passive : A mango has been eaten by Mary.
Present Perfect Continuous Tense
Active : Mary has been eating a mango.
Passive : A mango has been being eaten by Mary.
Past Simple Tense
Active : Mary ate a mango.
Passive : A mango was eaten by Mary.
Past Continuous Tense
Active : Mary and eaten a mango.
Passive : A mango was being eaten by Mary.
Past Perfect Tense
Active : Mary had eaten a mango.
Passive : A mango had been eaten by Mary.
Past Perfect Continuous Tense
Active : Mary had been eating a mango.
Passive : A mango had been being eaten by Mary.
Future simple Tense
Active : Mary will eat a mango.
Passive : A mango will be eaten by Mary.
Future Continuous Tense
Active : Mary will be eating a mango.
Passive : A mango will be being eaten by Mary.
Future Perfect Tense
Active : Mary will have eaten a mango.
Passive : A mango will have been eaten by Mary.
Future Perfect Continuous Tense
Active : Mary will have been eating a mango.
Passive : A mango will have been being eaten by Mary.