多媒体的使用丰富了课堂教学的形式与内容,眼花缭乱的网络世界开阔了广大师生视野的同时,也时不时地分了师生教与学的神儿。教师在课堂教学中溜号的代价是十分惨重的,因为这期间浪费的是十几个甚至几十个学生的宝贵时间,因此必须予以特别的重视。实践证明,只有老师全身心地投入课堂教学之中,学生才能真正地投入,课堂教学才能高效。首先,教师要完全进入教学状 The use of multimedia has enriched the form and content of classroom teaching. The dazzling internet world has broadened the horizons of teachers and students, and has also divided teachers and students' teaching and learning from time to time. The price of teachers in classroom teaching is very heavy because it wastes precious time for a dozen or even dozens of students. Therefore, special attention must be paid to it. Practice has proved that only if the teacher is fully involved in class teaching can students really invest in teaching in order to be effective. First, teachers must fully enter the teaching