Multiple choice Directions: Change the voice. The cat had chased the mouse. A mouse is chased by a cat. The mouse is chased by the cat. The mouse had been chased by the cat. The mouse was chased by the cat. Reveal answer Fill a bubble to check yourself C Correct answer Explanation While converting to passive voice the tense does not get changed, but we always use third form of the verb and rephrase the sentence accordingly. The past perfect 'had chased' converts to 'had been chased'.