“…To describe particular methods used in the research we should mention that a number of significant research has been published on the theory of text and discourse. These studies represent methodological basis of our research in the field of theory of text and discourse (Arutyunova, 1990;Karasik, 2002;van Dijk, 2017); educational discourse (Aleksandrova, Mendzheritskaya, & Kharkovskaya, 2008;Edwards, Nicoll, Solomon, & Usher, 2013;Kharkovskaya, 2015;Luke, 1995), pragmatics (Leech, 2016); the theory of small-format texts (Kubryakova, 2001;Kharkovskaya, Ponomarenko, & Radyuk, 2017); theory of textbooks (Fuchs & Bock, 2018); normative characteristics of small-format texts (Kharkovskaya, 2015;Kubryakova, 2001;Rubert, 1990;Tayupova, 2017;Vedeneva, Kharkovskaya, & Malakhova, 2018…”