how to change active voice into passive voice.

7. • The places of subject and object are interchange.
• Some time subject of the sentence may not used in
passive voice.
• 3rd form of verb is always used as main verb in
sentence of passive voice for all tenses.
• Auxiliary verbs are used in passive voice according to
the tense of sentence.

8. Active voice: Subject + form of the verb + object
Passive voice: Object + be + past participle + by + subject

9. • Somebody steel my beg. Active
• My beg is stolen. Passive
• My beg is stolen by somebody. Passive
• I am writing a letter. Active
• A letter is being written by me. Passive
• A letter is being written. Passive

10. • She has finished her work Active
• Her work has been finished by her passive
• I killed a snake Active
• A snake was killed by me passive
• He was driving a car Active
• A car was being driven by him passive
• They had completed the work active
• The work had been completed by them p

11.  Present perfect continuous tense
 Past perfect continuous tense
 Future continuous tense
 Future perfect continuous tense
 Sentence having Intransitive verbs