在教学和学生作业中,发现学生总是在某些题型上出现问题,最后发现其实就属于一类问题,不知道是学生毛糙还是真的不懂,总是出现半拉子的解答(没有回答最初的问题)或者不知道怎么处理这类问题,或者分不清主次,答非所问,本文称之谓“过河拆桥”类问题,并综合整理了部分学生容易出现错误,理解困难的部分题型,谈谈“过河拆桥”的策略处理,与同行、同学共事。 In teaching and student homework, I found that students always have some problems in the questions, and finally found that in fact belong to a class of problems, I do not know whether the students rough or really do not understand, there is always a question of semi-pull (no answer First question) or do not know how to deal with this kind of problem, or can not tell the primary and secondary, answer non-question, this article called the “bridge across the river” class problems, and comprehensively sorted some students prone to error, difficult to understand some of the questions , Talk about “bridge across the river ” strategy, with colleagues, students work together.