在实施素质教育的今天,后进生却越来越多,学生两极分化的现象特别严重。在数学方面尤为突出。优生在不断减少,后进生在逐渐增多,而且队伍越来越庞大。如果教师不及时引导,定会导致一系列不良后果。所谓的后进生,即是在班上学习较差,进步很慢的学生。他们主要表现为:基础差,上课不专心听讲,精力不集中、反映迟钝,接受能力差、平时作业靠抄袭来 In today’s implementation of quality education, post-graduation students are more and more, the phenomenon of polarization of students is particularly serious. In mathematics is particularly prominent. Eugenics continue to decline, gradually increase in students, and the team is getting larger and larger. If teachers do not guide in a timely manner, will lead to a series of adverse consequences. The so-called backward students, that is, in the class poor learning, progress is very slow students. They are mainly manifested as: poor foundation, not listening attentively in class, lack of concentration, poor response, poor ability to accept, usually rely on plagiarism to work