众所周知,高中阶段的学习需要学生在尽可能少的时间内掌握更多的知识,这就要求教师必须采取可行措施,提高课堂教学效率。一、提高高中生物教学的效率作用新一轮的高考改革,使高中各科的教学处在一种时间紧、压力大的状态中,既要准备学考,又要忙于选考,繁杂的考试使学生对原本就过于沉重的课业负担,变得更加难以承受,身心面临着严峻的考验,这非常不利于他们的健康成长。要想缓解这一问题,教师必须采取可 It is well-known that high school learning requires students to acquire more knowledge in as little time as possible, which requires teachers to take feasible measures to improve the efficiency of classroom teaching. First, to improve the efficiency of high school biology teaching A new round of college entrance examination reform, so that the teaching of high school subjects in a tight time and pressure of the state, it is necessary to prepare for the exam, but also busy in the exam, complicated exam This has made it harder for students to bear the burden of homework which was already too heavy and faces a severe test of mind and body. This is very detrimental to their healthy growth. To alleviate this problem, teachers must take