English Pattern Practices, authored by Robert Lado, Charles C. Fries, and the Staff of the English Language Institute, is a comprehensive and systematic guide designed to help learners establish English language patterns as habitual responses. Based on years of experimentation and feedback, the book emphasizes oral practice, integrating pronunciation, grammar, and vocabulary exercises to reinforce language patterns. It features a series of structured lessons, supplemented by visual aids like charts, and offers practice through conversations and substitution drills. The book aims to make English language patterns automatic for learners in a range of diverse linguistic backgrounds, ensuring they can use the language fluently and accurately.