Знак четырех

Sherlock Holmes and his faithful companion Dr. Watson investigate the disappearance of priceless treasures and the mysterious murder of their last owner...
The second novel by A. Conan Doyle about the adventures of the great detective is adapted in this edition... using Ilya Frank's method: it is provided with a literal translation into Russian and the necessary lexical-grammatical commentary (without simplifying the original text).
The uniqueness of the method lies in the fact that memorization of words and expressions occurs through their repetition, without rote learning and the need to use a dictionary. The guide promotes effective language acquisition and can serve as a supplement to the curriculum.
For a wide audience studying the English language and interested in English culture.