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练习是一种有目的、有步骤、有指导的活动,是学生心智技能和动作技能形成的基本途径。因此,优化练习设计是提高课堂有效性的重要环节。“练习”这一教学环节可以设置在新授过程之中,成为及时练习;也可以单独放置在最后成为专项练习,但是不管顺序的前后,练习的设计是关键。好的练习设计可以较好地巩固新知,培养学生的思维能力,提高学生的学习兴趣,
Practice is a purposeful, step-by-step, guided activity that is the basic way for students to develop mental skills and motor skills. Therefore, optimizing the practice design is an important part of improving the effectiveness of the classroom. “Practice ” This teaching process can be set in the new process, as a timely exercise; can also be placed separately in the final into a special exercise, but regardless of order before and after the practice of the design is the key. Good practice design can better consolidate the new knowledge, develop students ’thinking ability, improve students’ interest in learning,