目前读中学的学生太辛苦,晚上十点之前基本沉浸在题山卷海;中学数学教师更是辛苦,白天除了上课外,基本把时间花费在批改作业上。新课标和国家相关的减负令要求我们严格控制学生在校学习时间,减轻学生过重的课业负担。减负的出路在哪里,我认为主要在课堂,提高课堂效益,特别是课堂训练的效益。课堂训练是否扎实有效,是实施有效课堂的关键。怎样才能使课堂训练走向朴实有效呢?笔者以为可以从下面五点做起: At present, the students who study at middle school are too hard to immerse themselves in the sea of ​​questions and mountains before 10:00 in the evening. The middle school mathematics teachers are even harder. In addition to attending classes during the day, they basically spend their time on marking the assignments. The new curriculum standard and the country-related reduction order require that we strictly control the student’s study time in the school and reduce the overburdened students’ schoolwork burden. Where is the way out of the burden, I think that mainly in the classroom to improve the effectiveness of the classroom, especially the benefits of classroom training. Whether or not classroom training is solid and effective is the key to implementing an effective classroom. How can we make classroom training simple and effective? The author thinks that we can start from the following five points: