MODULE 5 A Trip Along the Three GorgesPart One Teaching Design第一部分 教学设计Period 1 Reading—A Trip Along the Three Gorges ■Goals To learn to read passages about the Three GorgesTo learn to read with strategies■ProceduresStep 1: Warming up by defining gorgeA canyon, or gorge, is a valley walled by cliffs. Most canyons originate by a process of long-time erosion from a plateau level, with