Uses of passive voice
The actor is unknown:
The cave paintings of Lascaux were made in the Upper Old
The actor is irrelevant:
An experimental solar power plant will be built in the
You want to be vague about who is responsible:
Mistakes were made.
You are talking about a general truth:
Rules are made to be broken.
Form of the passive voice
The form of the passive voice is:
Verb to be + past participle
Ex: The house is cleaned by Peter.
To change an active sentence to passive, you must have
a transitive verb.
Interrogative, passive Did not Do never wears but Is /
Are, Was / Were
Ex: Is a police state being created by them?
Examples of passive voice
am/are/is + pp*
The bike is stolen.
was/were + pp
The bike was stolen.
have/has been + pp
The bike has been stolen.
Past Perfect Simple
had been + pp
The bike had been stolen.
Future with will
will be + pp
The car will have been stolen.
Going to future
am/are/is going to be + pp
The car is going to have been
must + be + pp
The bike must be stolen.
can + be + pp
The bike can be stolen.
should + be + pp
The bike should be stolen.
*PP: Past participle
Impersonal passive voice
oThese forms are becoming more used.
Changes in the transformation of
active sentence passive.
The direct object of the active sentence becomes the
subject of the passive sentence.
Ex: My mother buys the biscuits. (Active)
Ex: The biscuits are bought by my mother. (Passive)
Changes in pronouns
He, she, it
Him, her, it.
oWhen you pass to an active sentence passive voice, we must take
into account the number of new subject with the verb.
Examples of active to passive
He wrote the letter. (Active)
The letter was written by him. (Passive)
I bake a cake. (Active)
The cake is baken by me. (Passive)
My sister lost the keys. (Active)
The keys were lost by my sister. (Passive)
My brother will study the lesson. (Active)
The lesson will be studied by my brother. (Pasive)
Your dog has bitten the policeman. (Active)
The policeman has been bitten by your dog. (Passive)