题目

Usually the Player of the Year title is given to a big name from the best team. But this time there is a(n) ______. A . break B . improvement C . exception D . tradition 答案：C如图是做“水沸腾”实验时，绘制的温度随时间变化图象，从图中的沸点可判断当地气压小于小于（大于、小于）1个标准大气压．