Acknowledgments.-- Learning objetives.-- To the Teacher.-- Using the reacher´s Edition.-- The Global Scale of English.-- Pearson Practice English App.-- Pearson English Portal.-- ActiveTeach / Workbook.-- MyEnglishLab.-- Reproducibles.-- Assessments.-- Warm-Up Activity Bank.-- Teaching Notes.-- Welcome unit 1, 2, 3, 4, 5, 6, 7, 8, 9 y 10.-- Grammar Practice.-- Vocabulary / Practice.-- Audio Scripts.-- Conversation Video Scripts.-- Put It Together Video Scripts.-- Credits.-- Pronunciation Table.