[案例说明]《杜十娘怒沉百宝箱》这篇小说篇幅较长,又是一篇自读课文。在以往的教学中,或放任自流,读读了事;或面面俱到,流于肤浅。这样处理往往费时不少,效率不高,难免留下遗憾。如何长文短教,且教得深入?如何利用自读课,引导学生以自主、探究的方式获得知识呢?关键在于选好切 [Case Description] “Du Shiniang anger sinking treasure box” this novel is longer, but also a self-reading text. In previous teachings, we allowed ourselves to read and read things; or we looked at everything and superficially. This process is often time-consuming and inefficient, leaving no regrets. How to use long-term literacy and short-term teaching, and how to teach it in depth? How to use self-reading lessons to guide students to acquire knowledge through independent and inquiry methods? The key lies in selecting good cuts.