2013年高考已经落下帷幕,横向对比各省市的高考题,不难发现有很多别具匠心的好题目.在此,仅举北京物理卷第21题为例,供读者了解、参考.题目共有5问,前4问注重基础考查,难度不大,而第(5)问却让笔者眼前一亮,此题高度灵活地考查了学生各种能力,题目如下.“某学生通过实验测定一个 The college entrance examination in 2013 has come to an end, horizontal contrast provincial examinations, is not difficult to find a lot of distinctive good topic here, just to Beijing Physics Volume twenty-first as an example, for readers to understand, The first four questions to pay attention to the basic examination, the difficulty is not big, and asked (5) ask the author shines, this question highly flexible examination of the students a variety of abilities, the title is as follows. ”A student through the experiment to determine a