课堂教学是教学活动的具体表现,是学生获取知识的主要载体,提高课堂教学效率是每个教师孜孜追求的目标。现代教学理念的有效教学是以学生发展为主旨,以科学理论为指导,关注教学的有效性,提倡教学方式的多样化,促进学生的地理学习能力和内在的地理素养得到全面发展。1课前充足的准备有效备课是实现课堂有效教学的前提。这包含了老师的课前准备和学生的课前准备。教师课前准备包含备教材、备学生、备教法和备学法。备教材就是认真 Classroom teaching is a concrete manifestation of teaching activities, is the main carrier for students to acquire knowledge, improve classroom teaching efficiency is diligently pursued by each teacher. Effective teaching of modern teaching philosophy is based on the development of students, guided by scientific theory, pay attention to the effectiveness of teaching, promote the diversification of teaching methods, and promote students’ geographical learning ability and intrinsic geographical accomplishment to achieve all-round development. A sufficient preparation before class An effective lesson preparation is an effective prerequisite for effective classroom teaching. This includes the teacher’s pre-lesson preparation and the student’s pre-lesson preparation. Teachers prepare before class includes preparing teaching materials, preparing students, preparing teaching method and preparing method. Preparation of teaching material is serious