Jana Mikuláštíková (2012) This master thesis deals with the importance of teaching pronunciation of the English language at secondary schools. As the global character of English language is strengthened every day, the only knowledge of English grammar and vocabularies is not sufficient as the importance of being able to lead an intelligible and effective communication plays a great role as well. Therefore, this master thesis aims at finding out some of the ways which can make an improvement in terms of teaching pronunciation in English lessons