精选优质文档-倾情为你奉上Unit2 Module5 The environmentGrammar and usage Verb-ing form as an adjective or adverbTeaching aims:By the end of the class, students are expected to Knowledge and ability:1. identify grammar functions of verb-ing as the attributive, the predictive, the object complement and the adverbial; 2.distinguish a perfect form of verb-ing and its passive voice;Process and methods:1. conclude the rules of using the verb-ing form as an adjective or adverb by analyz