The best-selling series with a proven methodology - a course that teachers can trust in the classroom. Key features * Clear, structured approach to grammar. Grammatical structures are introduced in context, with questions that encourage studentsto work out the rules for themselves. A comprehensive ´Grammar section´ at the back of the Student´s Books provides a useful reference before, during or after the lesson. * A well-defined vocabulary syllabus concentrates on three key areas: learning new words in lexical sets; acquiring good habits for learning vocabulary; and developing vocabulary ´systems´ such as sound and spelling relationships. * Integrated skills work. In every unit the reading and listening activities contextualize and bring together much previously introduced language. The unit-by-unit writing sections in the Student´s Books help to develop students´ written English in a range of situations and registers. * Supportive Teacher´s Books at each level include an explanation of the methodology, step-by-step lesson guidance, additional activities, photocopiable tests, cultural notes, and detailed answer keys.