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An integrated four-skills, American English course for adults and young adults. Four Corners Second Edition Level 4 (CEFR B1+) combines effective, communicative methodology with a practical, 'can-do' approach. Clear learning outcomes and 'can-do' statements for every lesson, linked to the Common European Framework of Reference (CEFR), help teachers and their students measure the progress being made. This Teacher's Edition includes complete teaching instructions, optional activities, photocopiable video activity sheets, video teaching notes, audio and video scripts, language summaries for each unit, CEFR correlations, and the Student Book and Workbook answer keys. It also provides a full assessment program with oral and written quizzes, and end of unit tests.