 Activity for teaching passive voice, describing a process. Passive voice tends to be taught at higher levels, so this is a useful activity when teaching business English, particularly to people involved in manufacturing or customer service of some sort, such as in a hospital or airport. It involves very little preparation by the teacher, other than planning the scenarios. The students are put into groups and must create a flowchart type description of a specified process. The tense must be consistent with your lesson, but you would expect students to create something like this. The raw material is delivered to the warehouse. All material is inspected before being passed to the production area. It is first moved to the preparation area. For more interesting teaching tips, we're getting certified to teach English abroad and online.