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Penguin Readers is an ELT graded reader series for learners of English as a foreign language. With carefully adapted text, new illustrations and language learning exercises, the print edition also includes instructions to access ing material online. Titles include popular classics, exciting contemporary fiction, and thought-provoking non-fiction, introducing language learners to bestselling authors and compelling content. The eight levels of Penguin Readers follow the Common European Framework of Reference for language learning (CEFR). Exercises at the back of each Reader help language learners to practise grammar, vocabulary, and key exam skills. Before, during and after-reading questions test readers' story comprehension and develop vocabulary. The Adventures of Sherlock Holmes, a Level 3 Reader, is A2 in the CEFR framework. The text is made up of sentences with up to three clauses, introducing first conditional, past continuous and present perfect simple for general experience. It is well ed by illustrations, which appear on most pages.
ARTHUR CONAN DOYLE
Edimburgo, (1859-1930). Arthur Conan Doyle, médico y escritor, estableció de forma definitiva la fórmula de la novela policíaca, adelantada treinta años antes por Edgar Allan Poe. Su personaje más conocido, Sherlock Holmes, gozó de gran popularidad desde su aparicion en sus primeras obras. Sin embargo, Conan Doyle escribió algunos libros con un marcado carácter histórico, y, al final de su vida, cultivó también el género de la ciencia ficción y publicó un escrito sobre el espiritismo, influido por la muerte de su hijo y por su experiencia vivida como soldado raso en la Primera Guerra Mundial.
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