第15题: [单项选择]A budget of five dollars a day is totally ______ for a trip round Europe. A. inadequate B. incapable C. incompatible D. invalid 参考答案:A 答案解析:形容词辨析。inadequate意为“不充分的,不足够的”,incapable意为“没有能力的”, incompatible意为“性质相反的,矛盾的”,invalid意为“矛盾的”,只有inadequ