评课是指对课堂教学的成败得失及其原因做出切实中肯的分析和评价,并且能从教学理论的高度,对课堂里的一些教学现象做出正确的解释,从而提出改进的建议。 Commenting on class refers to the success or failure of classroom teaching and its causes make a fair and honest analysis and evaluation, and from the perspective of teaching theory, some of the teaching phenomenon in the classroom to make the correct interpretation of the proposed improvements.