教学预案是教师对课堂教学流程的提前规划,通常以固定的文本形式呈现。在实际教学中,教学预案常常在课堂上遭遇“不测”。这些“不测”有时会演绎成一道亮丽的风景线,有时却会成为课堂推进过程的“拦路虎”。正因为如此,课堂才既让我们涌动激情与快乐,又让我们饱尝困惑与失落。透 Teaching plan is the teacher’s advance planning of classroom teaching process, usually in the form of fixed text. In the actual teaching, the teaching plan often encounters “unexpected ” in the class. These “accidental ” sometimes interpreted as a beautiful landscape, sometimes it will become the classroom “stumbling block”. Because of this, classrooms not only make us surging passion and happiness, let us full of confusion and loss. through