如何实施有效教学,是当前课程改革的一个热门话题,也是摆在我们面前迫切需要研究的中心课题。课堂上的时间是确定的,要提高课堂教学有效性,就应采取有针对性的、行之有效的教学策略。 How to implement effective teaching is a hot topic in current curriculum reform and also a central issue that we urgently need to study before us. The time in the classroom is definite. To improve the effectiveness of classroom teaching, we should adopt targeted and effective teaching strategies.