Math Practice💎

📚 Professional English in Use (Cambridge)

📚 BASIC GRAMMAR IN USE by Raymond Murphy (Cambridge)

📖 CAMBRIDGE English Phrasal Verbs in Use

A Really British Guide to English This is an all-you-need-to-know guide to the language and culture of the United Kingdom for learners of English or anyone interested in the UK. We will navigate you through the wonderful world of British slang, help you understand the baffling logic of Cockney Rhyming slang and untangle those crazy British accents you've heard but never understood. And if that isn't enough, we'll also explain the etiquette of British pubs, teach you Britain's best-loved catchphrases and identify the best British dishes to try plus so much more. We want to shine a light on what makes modern Britain really tick and show you that there's more to this crazy island nation than fish and chips and the Queen.

📚 American English Grammar: Introduction by Seth Kratz This is book is suitable for those who are purposely looking for studying material on English grammar in frame of American english. The author paid specific attention to details which are specific for modern American english language.

Cambridge ENGLISH IDIOMS IN USE Advanced 62 units of vocabulary reference and practice