ACTIVE VOICE=    S         V         O                                PASSIVE VOICE =     O               V          C

Important:    Auxiliar       BE  ( same tense active voice)

V in past participle

Camila reads  comics in the school   (active voice)

Comics are read in the school  (passive voice)

 

Monica and Rose   invented a good story in  English class (active voice)

A good story was invented in english class  (passive voice)