Relier Pairs Passive voice rulesVersion en ligne Match the rules. par Tamara Lupiañez 1 Passive sentences use a form of the verb "to be" 2 Passive voice is often used 3 Passive voice focuses 4 In passive voice, the subject of the sentence 5 The doer of the action is on the action itself or the object of the action followed by a past participle. is acted upon by the verb. in formal writing or to emphasize the action or object rather than the doer. often not mentioned in passive sentences