单选题
Scientists and doctors believed that Lorenzo's Oil ________.
【正确答案】
C
【答案解析】事实细节题。文章第三段倒数第二句说They said there was no real evidence that the oil worked and that the treatment was just a theory.(他们说没有确凿的证据证明Lorenzo's oil 对这种疾病有疗效,这仅是理论上的治疗方法。)因此选C)。
[避错指导] A)“很有效果”、B)“是一个成功的案例”、D)“将会挽救男孩的生命”与文意不符,均非科学家和医生们的观点。