This book is the revised version of "Tiempo para practicar el Indicativo y el Subjuntivo" and can serve as support for all students who wish to use the indicative and subjunctive correctly in Spanish. The book is divided into five lessons and provides a comprehensive overview of how to use the language modes in different situations: the tenses of the subjunctive, in independent clauses, in noun clauses, in relative clauses, and in adverbial clauses. In the notes in the book, you will find the solutions to all the tasks as well as focus pages on the concordance of tenses.