“笨鸟先飞”这个成语很好地说明了预习是一个传统的学习方式,但有些教师在布置预习作业时往往不加指导,不分学科、不分教学内容,一律简单地让学生完成一份作业,无形之中,增加了学生的课业负担。同时,在教学实践中,学生的预习也未起到预期的作用;有些教师认为学生在预习之后,他的想法很 The idiom “stupid birds first fly” a good illustration of the pre-learning is a traditional way of learning, but some teachers in the preparation of pre-arranged homework often do not guide, regardless of subject, regardless of teaching content, simply let students complete a Homework, invisible, increased the students’ homework burden. At the same time, in the teaching practice, the preview of the students did not play an expected role; some teachers think that after the preview in the students, his idea is very