随着高效课堂的推广和普及,教师的有效引领是学生有效学习的重要保证:首先问题的设计要注重价值。其次把握问题出现的时机。第三,引领问题要贴近生活体现趣味性。第四,引领问题要围绕教材展开,体现教材的重点和难点。 With the popularization and popularization of efficient classroom, the effective guidance of teachers is an important guarantee for effective learning of students: firstly, the problem should be designed with emphasis on value. Second, grasp the timing of the problem. Third, to lead the issue should be close to life reflect the interesting. Fourth, to lead the issue around the textbook, reflecting the focus and difficulty of teaching materials.