6、以配上画外音“Oh, What a mass!Who is on duty today?”②一群学生拿着工具走了进来,画外音“What are they doing?”③学生们分头干活了。这时请学生们分别说出他们在干什么,并出现提示性语言“Tom is cleaning the blackboard”、 “Mary and Jeny are sweeping the floor”等等,使同学们在一定的情境中逐渐熟悉了这个语法点,教师简单讲解之后,让学生们做填空,句型转换等练习,这样在情景和大量操练中呈现学习语法,不仅使教学内容化静为动,化难为