The passive rules.

2.  Is used for listening to
music and different
radio station.
 Was invented by the
Italian Guillermo
Marconi in 1895.
 Was made of plactic
and different metal.

3. When a sentence is written, it can either be written in active voice or passive
voice.
 Active voice describes a sentence where the subject performs the
action stated by the verb. For example: Tom changed the flat tire.
 Passive voice describes a sentence where the subject is acted upon by
the verb. For example: The tire was changed by Tom.
Here, are the most important rules in the passive
 The places of subject and object in sentence are inter-changed in passive
voice.
 3rd form of verb (past participle) will be used only (as main verb) in passive
voice.
 Auxiliary verbs for each tense are given below in the next table.:

6.  Sue changed the flat tire.
 The flat tire was changed by Sue.
 We are going to watch a movie tonight.
 A movie is going to be watched by us tonight.
 I ran the obstacle course in record time.
 The obstacle course was run by me in record time.
 The crew paved the entire stretch of highway.
 The entire stretch of highway was paved by the crew.
 Mom read the novel in one day.
 The novel was read by Mom in one day.
 The critic wrote a scathing review.
 A scathing review was written by the critic.

7. THE END