第29题: [单项选择]In analyzing a problem we should do all the following except ______. A. recognize and define the problem B. look for information to make the problem clearer C. have suggestions for a possible solution D. find a solution by trial or mistake 参考答案:D 答案解析:[试题分析] 判断题。
[详细解答] ABC三项可从作者对六个阶段的说明中找到出处。D项就是作者在第一段提出的they try to find a solution by trial and err