Erkulova Feruza Melikoziyevna. “THE FORMATION OF GRAMMATICAL COMPETENCE OF PUPILS OF SECONDARY SCHOOL IN TEACHING ENGLISH AS A FOREIGNLANGUAGE”. Mental Enlightenment Scientific-Methodological Journal, vol. 2, no. 02, Mar. 2021, pp. 99-108, http://mentaljournal-jspu.uz/index.php/mesmj/article/view/83.