Consists of 12 units. They reinforce the work proposed in the Student's Book, with more than 20 activities in each unit and special attention to grammar and vocabulary. Sections A, B, and C cover the content addressed in the student's book, a final activity, and a section for reflection on what has been learned. The entire unit is developed through activities of comprehension, expression, and interaction that work on written, oral, and audiovisual texts. Each unit includes DELE B1 exam preparation activities, accompanied by strategies that help in their resolution. Includes an appendix at the end of the book with audio transcriptions and solutions to proposed activities. Free digital license for 1 year included in the printed edition.