speak slowly, clearly and calmly. if you don't understand the interviewer's question, don't hesitate to ask him to repeat it for you. Otherwise, prepare some questions beforehand and keep the interviewer busy answering them. in this way, you'll get to kill two birds with one stone. first in first, this move may sidetrack the interviewer from asking his prepared questions or at least leave him less time to quiz you, secondly, you may impress him with your curiosity. in a word, if you indeed want to avoid getting questioned by the interviewer, question him first.