在教学过程中,练习是一个重要的组成环节,是学生进一步理解知识、运用知识、巩固知识的有效途径。但是,教师在作业设计中,应注意其有效性,以提高学生做作业的积极性,提高学生的数学能力。那么,在实际教学中,教师应如何有效设计练习。对此,笔者从如下方面加以论述。 In the process of teaching, practice is an important part, which is an effective way for students to further understand, use and consolidate knowledge. However, teachers should pay attention to their effectiveness in homework design in order to improve their enthusiasm for homework and improve their math ability. So, in the actual teaching, teachers should be how to effectively design exercises. In this regard, the author from the following aspects to be discussed.