Lado English Series, Level 4 USA

The Lado English series, by Robert Lado, is a complete six-level, four-skills course in English. Each level is carefully graded and consists of a Student Book, Workbook, Teacher's Edition, and Audio Program. The series takes a balanced approach to English teaching and learning, offering a wide variety of techniques and activities--including conversations and discussions, study frames and contextualized grammar exercises, listening and interaction activities, readings and role play--to help students learn English.