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