教学活动从来就是教和学的双边活动。教无非是一种传递和转移知识的手段,最终目的仍落在学上。随着科学技术的发展,社会的进步,教学设施越来越先进,教学手段日益多样化,供教师选择的模式越来越多。但无论模式再多,都离不开教师的教和学生的学这两方面的活动,即教学互动。在教和 Teaching activities have always been bilateral activities of teaching and learning. Teaching is nothing more than a means to transfer and transfer knowledge, and the ultimate goal is still to learn. With the development of science and technology and the progress of society, teaching facilities are becoming more and more advanced, teaching methods are increasingly diversified, and more and more modes are available for teachers to choose. However, no matter how many models there are, it is inseparable from teachers’ teaching and students’ learning activities, which are teaching interactions. In teaching and