第20题: [单项选择]According to the passage you have just read, it seemed that Edward Stewart was ______. A. a trained surgeon B. an expert botanist C. a skilled electrician D. an experienced craftsman 参考答案:D 答案解析:[参考译文]根据所读的文章,Edward Stewart看起来是_____。
[试题分析]这是考查考生对文章细节的了解。
[详细解答]文章中第一段第一句指出Edward Stewart的职业是ca