“课前预设”与“课堂生成”构成了新课程背景下教学中的一对基本矛盾。在教学过程中,任何课堂教学都必须有精心的预设,因为它是精彩生成的基础。同时,教师必须关注生成,它应是精心预设的升华。教师只有在精心的预设中,才会让课堂充满活力与生机。教学活动是有计划、有目的的活动。在课前,每一位教师都会认真领会新课标理念,确定教学目标,创设教学情境,制作精美的课件等,这意味着课堂教学必须具有一定的课前预设性。这就意味着新课程课堂教学 “Pre-class ” and “Classroom ” constitute a pair of basic contradictions in teaching under the new curriculum background. In the teaching process, any classroom teaching must have a meticulous pre-set, because it is based on the wonderful generation. At the same time, teachers must pay attention to the generation, it should be carefully preset sublimation. Only in the careful pre-teacher, will make the classroom full of vitality and vitality. Teaching activities are planned and purposeful activities. Before the class, every teacher will carefully understand the concept of the new curriculum standard, determine the teaching objectives, create teaching situations, making exquisite courseware, etc., which means that classroom teaching must have a certain pre-school default. This means that the new curriculum classroom teaching