全国新课程改革以来，探究教学受到重视，探究学习初步形成；高考试题改革初现端倪。控制变量的思想进入高考试卷，在实验方案设计、实验过程、实验交流表达和实验评价等过程都有体现，特别是在表格、数据、曲线、现象、装置等新情境中有着创造性的设计。无论是定性实验，还是定量实验；是“外显式”命题，还是“隐藏式”命题；是开放式，还是相对封闭式；都能较好地把握控制变量的思想，能较好地支持、引导并推动着课堂教学及其改革。%Ever since the reform of the new national curriculum, great importance in inquisitive teaching has been attached, inquisitive learning has initially formed, and College Entrance Examination reform has begun to unfold. The thoughts of Controlling Variables began to reflect in the college entrance examination paper, and it was well demonstrated in the experiment design, experiment process, communication expression as well as experimental evaluation process, especially in the new situations like form, data, curve and phenomenon. And the experiment devices all of these have a creative design. Thoughts of controlling variables, in both qualitative test and quantitative experiments, in“Explicit”proposition and“Hidden”proposition, in open and relatively closed proposition, are well grasped in all of these propositions. And these thoughts are also able to support, guide and promote the classroom teaching and its reform.
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