The old gentleman was a very _____ looking person, with grey hair and gold spectacles.
【正确答案】 D
【答案解析】解析:考查形容词辨析。respectable“可敬的,值得尊敬的”;respectful“恭敬的,有礼的,尊重别人的”;realistic“现实(主义)的”;respective“各自的,分别的”,只有D项符合句意,