单选题 Although he was not caught cheating on the exam, the feeling of guilt ______ over and over again.
【正确答案】 D
【答案解析】[解析] A追溯，上升；B克服；C使牢固；D重新回忆起。题意为“愧疚感一遍又一遍 地浮现在他脑海中”。故选D。