This helpful book also presents explanations about the formation and use of each tense, including strategies to distinguish verb tenses that are often mixed up. It is suitable for all Portuguese as a Foreign Language learners and can also be used in other contexts. It is intended for levels A1 to C2, enabling autonomous learning and adapted to meet each individual need.Contains 100 exercises of varying types, divided into three parts: Past Tense Forms, Past Tense Forms in Contrast and Past Tense Forms - Mix of Exercises. In addition to the gradual increase in difficulty throughout the book, in each part there are three levels of complexity in the exercises, (easy, medium and difficult), always marked in the header of the respective page.