You’d better wear a tie, because this is a(n) ___________ party.(formal) 7. She wanted to learn how to ____________ herself in a job interview.(conduct) 8. We need to find a(n) ______________ person to give us some advice on this matter.(knowledgeable) 9. To my surprise, the stranger ____________ to be an old friend of my mother’s.(turn out) 10. Thomas is the _____________ of his fellow workers at the meeting. (representative)