The modern system of foreign language teaching is characterized by the fact that practical knowledge of a foreign language has become a necessity for every educated person to meet requirements of the society. A foreign language has a beneficial effect on the general level of people's culture and promotes communication. In the conditions of learning a foreign language, the need to include elements of the linguistic culture of a foreign nation in the content of education is increasing. Within the framework of this approach, it is necessary to saturate the subject content of the learners’ speech with country-specific materials oriented to the dialogue of cultures. A number of studies on this problem have served as an incentive to determine the obligatory introduction of phraseological units for the formation of linguistic competence of learners at foreign language lessons. Thus, it is widely recognized that phraseological units are helpful and beneficial to the learner of English as a foreign language. The study focuses on the peculiarities of teaching phraseological units at English lessons. The present research investigates the main features of modern theoretical heritage of phraseology and analyzes the possibilities of their use for the improvement of the effectiveness of teaching phraseological units at English lessons. We design exercises for teachers and learners regarding the peculiarities of teaching and studying English phraseological units at English lessons.
 In our article we explore special aspects of phraseology studying at Ukrainian and English lessons, we analyze basic methods of phraseology studying, we consider comprehension of similarities and differences in the scope of meanings of the studied phraseological units with those existing in the native language. Defining a phraseological unit in the text and the ability to find the proper equivalent to it during the translation process is the most important stage for the teacher and students. The results of our research have shown that through learning and practicing phraseological units, students gain a new experience in solving communicative situations. Students admit the importance of studying phraseological units at English lessons in developing their communicative skills. It should be emphasized that learning phraseological units in a particular context enhances student’s motivation for learning English and makes it easier to remember such a kind of language units.