有效的拓展应是回归文本的拓展。有效的拓展应根植文本,立足文本,从文本出发,引导学生关注课外资源,让文本成为连接课内外的桥梁。同时又要超越文本,在学好文本的基础上进行拓展,从文本界面生发开去,所拓展的内容再反过来促进学生对文本的感悟。一、拓展文本广度,感受文本魅力1.在需蓄势处拓展。拓展链 Effective expansion should be the expansion of regression texts. Effective expansion should be rooted in text, based on text, starting from the text, guide students to focus on extra-curricular resources, so that the text to become a bridge connecting classes. At the same time, we must go beyond the text, expand on the basis of learning the text, germinate from the text interface, and the content that is expanded in turn promotes the students’ perception of the text. First, to expand the breadth of text, feel the charm of the text 1. Expansion in need of potential. Expand the chain