This is the look of intransitive verbs on a Grammar Cube.
Red crosses of Passive Voice areas show that intransitive verbs don’t have passive forms.
Visually presented on a Grammar Cube it is easy to see and memorize. This model can be used with its pair-model https://skfb.ly/6uPU6 for studies of transitive/intransitive verbs of English language.
A lesson plan on Transitive and Intransitive verbs featuring this model https://drive.google.com/open?id=1vYmoDkZD7Zhi7aXDIa0jsayKmOOatd1Z