今年高考试题以有利于高校选拔新生,有利于中学教学为指导思想,突出考查了学生的能力,尤其是思维能力。从试卷的第31题来看,主要考查了学生的逆向思维和发散思维能力。题目本身考查的是基础知识内容。有关溶液的pH值计算,这是近些年高考年年都要考查的内容,但是每次 This year’s high examination questions are conducive to the selection of freshmen in colleges and universities, which is conducive to secondary school teaching as the guiding ideology and highlights the students’ abilities, especially their thinking skills. From the 31st question of the examination paper, we mainly examined students’ backward thinking and divergent thinking ability. The topic itself examines the basic knowledge content. Regarding the calculation of the pH of the solution, this is the content to be examined every year in the college entrance examination in recent years, but each time