16. Passive Voice

In the Passive Voice , the object of an active verb becomes the subject of the passive verb.
Only transitive verb are used in the passive. Intransitive verbs such as happen, sleep, come and seem cannot be used in the passive.

Pattern :
be + past participle

Example :

Active	Passive
Snow White eats a poisonous apple	A poisonous apple is eaten by Snow White
Snow White is eating a poisonous apple	A poisonous apple is being eaten by Snow White
Snow White has eaten a poisonous apple	A poisonous apple has been eaten by Snow White
Snow White ate a poisonous apple	A poisonous apple was eaten by Snow White
Snow White was eating a poisonous apple	A poisonous apple was being eaten by Snow White
Snow White had eaten a poisonous apple	A poisonous apple had been eaten by Snow White
Snow White will eat a poisonous apple	A poisonous apple will be eaten by Snow White
Snow White is going to eat a poisonous apple	A poisonous apple is going to be eaten by Snow White
Snow White will have eaten a poisonous apple	A poisonous apple will have been eaten by Snow White