The formation and development of communicative skills from the perspective of interdependence local dialect/literary language are considered as priorities of modern education. The propagation of literary norms based on the spoken dialect tackles first of all the problem of oral speech culture. The article „Overcoming dialectal phenomena from pupils’ expression through task-based teaching by levels” presents various dialectal phenomena encountered in the pupils’ expression, they being the representatives of the central group of dialects, and makes practical suggestions concerning their overcoming through teaching tasks by levels.