单选题 When he spoke, she had an unpleasant insight into what life would be like as his wife.
【正确答案】 A
【答案解析】[词义辨析] insight与perception同义，意为“深刻的了解，领悟，洞察力。”precept“规范，准则，格言”；precede“在……之前，先于(某事物)”；preceptor“教师，导师”。