第21题: [单项选择]The United States Food and Drag Administration has shown itself to be particularly wary with regard to alleged "miracle" drugs in recent times. A. bellicose B. exhausted C. cautious D. strange 参考答案:C 答案解析:bellicose好战的,好斗的;exhausted耗尽的,疲惫的;cautious谨慎的,小心的;strange生疏的,陌生的;wary机警的。
第23题: [单项选择]I think that I committed a ______ in asking her because she seemed very upset by my question. A. blunder B. revenge C. reproach D. scandal 参考答案:A 答案解析:名词辨析。blunder意为“大错”,revenge意为“报复”,reproach意为“责备”,scandal意为“绯闻”。只有blonder放入句子中句意才通顺。