课堂高效是每个教师所追求的目标,但是每个教师都不可避免会遇到过影响课堂高效的“拦路虎”——教学缺失和教学过度,如何克服教学缺失和过度教学,实现课堂高效,成为我们在教学上探讨的热点话题。教学缺失是指教师的教学行为在教学的进度、数量、强度、方法等方面的不到位,使得课堂没有达到预期的教学效果。过度教学指当绝大多数学生已经理解了相关学习内容时,教师仍然简单地重复着教学内容与教学方式;或者由于教学方法单一、死板,学生不能够适应单一、死板的教学方法。教学缺失和过度教学都影响了课堂高效的实现,因为当一个教师无法准确把握教学的进度、强度、数量等,尤其教师缺乏教学机智、先进的理念、有效的策略时都会造成教学 Classroom efficiency is the goal pursued by each teacher, but each teacher inevitably encounters the “stumbling block” that affects the efficiency of the classroom - lack of teaching and excessive teaching, how to overcome the lack of teaching and excessive teaching to achieve efficient classroom , Become our hot topic of discussion in teaching. The lack of teaching refers to the teachers’ teaching behavior is not in place in teaching progress, quantity, intensity, method, etc., so that the classroom did not achieve the expected teaching effect. Overexposure means that when the majority of students have understood the relevant learning content, the teacher still simply repeats the teaching content and teaching methods; or because the teaching method is single and inflexible, the student can not adapt to the single and rigid teaching method. Lack of teaching and excessive teaching all affect the efficiency of the classroom because when a teacher can not accurately grasp the progress, intensity and quantity of teaching, especially when teachers lack teaching tactics, advanced concepts and effective strategies,