一、问题的提出怎样学好数学一直是学生、教师、家长关心的问题,大家也达成了一定的共识,至少应该抓住三点:课前预习,课上集中注意力听讲,课后及时复习.虽然说起来容易,但能做好这三点的少之又少,学生往往重视课上,却忽视了前后两个环节.即使想把这三个环节做好,但因为缺乏有效的指导、监督、评价,往往使得课前课后又成了形式,没有取得实效.为此,各地专家、教师也深入研究、实践,对学生进行教育、指导,在课前和课上两个环节给 First, the question raised How to learn mathematics has always been the students, teachers, parents concerned about the issue, we also reached a certain consensus, at least three points should be caught: pre-class preview, focus on listening to class, after-school review in time. Although easy to talk about, students rarely pay attention to these three points, but ignore the two aspects before and after. Even if they want to do all these three aspects, they lack the effective guidance and supervision , Evaluation, often makes the class after class has become a form, did not achieve actual results.Therefore, experts and teachers from all over the country are also in-depth study, practice, education, guidance to students, in the two links before class and class