Object teaching refers to a teaching method that uses teaching aids as sensory transmitters to show students relevant content in order to improve learning efficiency or effect. Object teaching includes material object, demonstration and analogue image. Material object is through direct perception of actual things;  demonstration is directly perceived through the simulated image of practice; analogue image is carried out through the perception of the material form of language (phonetic, glyph) and the understanding of semantics under the action of visualized language.
According to the above definition, which of the following options does not belong to the above three types of object teaching?
Invite students to read the drama aloud by roles, or to experience the personality traits by performing the character on stage.