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