一、预设留白引领生成思考预设留白就是从为学生发展的角度出发,教师做好充分的学情与教材分析,预设教学留白、引领教学生成的一种教学策略。如,教学五年级“肩肘倒立”时,教师在讲解与示范后,留出时间与空间,让学生通过空中倒骑自行车、摆出“C、L、G”等字母造型等等动作尝试,完成知识技能动作的自我构建,引导学生的学习生成。教师通过一定的预设留白,留给学生足够的时间和空间学习。实际上,留白是为实现教学目标而预设的一种教学策略。二、目标留白发挥教材功能教师针对某一目标对学生进行启发引导,给学生安排合理的时间,发挥他们的 First, the preconceived blank lead to generate thinking Preset blank is from the point of view for the development of students, teachers do a full analysis of learning and teaching materials, the default teaching blank, leading teaching a teaching strategy. For example, teaching fifth grade “shoulder and elbow upside down ”, the teacher in the explanation and demonstration, set aside time and space for students to ride the air down the bike, put “C, L, G ” ​​and other letters modeling and so on Action attempts to complete the construction of self-knowledge and skills movement, guide students to generate learning. Teachers through a certain preset blank, leaving students enough time and space to learn. In fact, the blank is a teaching strategy pre-set to achieve the teaching goal. Second, the goal of blank teaching materials to play a teacher for a target inspired by the students to guide students to arrange a reasonable time to play their