Intuitive teaching refers to a teaching method that uses teaching aids as sensory transmitters to show relevant content to students to improve learning efficiency or effect. Intuitive teaching includes physical intuition, imitative intuition, and intuitive language. Physical intuition can directly perceive actual things The imitative intuition is directly perceived through the simulated image of practice; the verbal intuition is carried out by the visualized language through the students' perception of the material form of the language (voice, glyph) and the semantic understanding. An intuitive form. Based on the above definitions, which of the following is three types of intuitive teaching? ['Ask students to read the entire novel after class and write a review.', 'Take students to factories and villages for field visits in the summer.', 'Ask students to read theatrical works in different roles, or experience the character of the characters by performing on stage.', 'In the art appreciation class, use slides to show students the classics of western oil painting.']