Захарчук, Наталія Василівна2016-05-312016-05-312014-11http://er.nau.edu.ua/handle/NAU/21091Many presentations concern interesting work, nevertheless it is difficult to follow because the speaker unknowingly makes a number of presentation errors. And that is why it is essential to make you perfect presenters or if you already are to greatly improve the effectiveness of your presentations.enscientific EnglishPresentation