Several well-known cases from the practice of Sherlock Holmes, as presented by his faithful friend and companion Dr. Watson, are adapted in this edition (without simplifying the original text) according to the method of Ilya Frank: they are provided with a literal translation into Russian and the necessary lexical and grammatical commentary. The uniqueness of the method lies in the fact that that the memorization of words and expressions occurs due to their repetition, without memorization and the need to use a dictionary. In addition, the reader gets used to the logic of the English language, begins to feel it. The manual contributes to the effective development of the language, can serve as an addition to the curriculum. For a wide range of people who study English and are interested in English culture.