Utiliser "personate" dans une phrase

1. You have been brought there to personate someone, and the real person is imprisoned in this chamber

2. Have you forgotten how well I can impersonate a woman? And then, if I could pass the jailer as the Lady Barbara, what would hinder Farquhart from passing out as the Lady Barbara? I—I could personate Lord Farquhart, at a pinch, until rescue came to me