第25题: [单项选择]The scientific and medical prizes have proved to be the least ______ , while those for literature and peace by their very nature have been the most exposed to critical differences. A. radical B. prominent C. confidential D. controversial 参考答案:D 答案解析:controversial有争议的,有争论的;radical激进的;prominent卓越的,显著的;confidential秘密的,机密的。本句意为“结果证明科学奖和医学奖存在很小的争议,而文学奖和