生物学教学的课堂练习,是学生在教师指导下进行的有目的、有系统的学习活动.它不仅有利于学生及时巩固、理解当堂所学知识,而且有利于培养学生的生物学能力和发展学生的智力.另外,也有利于教师检查自己的教学效果.因此,课堂练习对培养学生学习生物学的兴趣,提高教学质量有非常重要的作用.下面,根据我的实践体会.谈谈课堂练习设计应遵循的几条原则. The classroom teaching of biology teaching is a purposeful and systematic learning activity conducted by the student under the guidance of the teacher. It not only helps the students to consolidate and understand what they have learned in time, but also helps to cultivate students’ biological ability and development. The student’s intelligence. In addition, it is also conducive to teachers to check their own teaching effect. Therefore, classroom exercises have a very important role in cultivating students’ interest in learning biology and improving teaching quality. Below, according to my practical experience. Talk about classroom exercises. There are several principles that design should follow.