ACTIVE TENSES AND PASSIVE EQUIVALENTS
Notice that the tense of the verb to be in the passive voice is the same as the tense of the main verb in the active voice.
|TENSE / VERB FORM||ACTIVE VOICE||PASSIVE VOICE|
is being kept
was being kept
have been kept
had been kept
will be kept
would be kept
would have kept
would have been kept
to be kept
to have kept
to have been kept
having been kept
Active: I keep the butter in the fridge.
Passive: The butter is kept in the fridge.
Active: They stole the painting.
Passive: The painting was stolen.
Active: They are repairing the road.
Passive: The road is being repaired.
Active: Shakespeare wrote Hamlet.
Passive: Hamlet was written by Shakespeare.
Active: A dog bit him.
Passive: He was bitten by a dog.