Assessment sheets usually found in the Teacher’s manual or online portal. Sample Content (Unidad 3: El futuro)
Traditional printed "Teacher's Books" (Libro del profesor) contain detailed pedagogical suggestions and solutions for the more structured exercises. Core Features of Aula Internacional Plus 3 3 aula internacional plus answer key
The difficulty? B1. Students at this level know past tenses (indefinido, imperfecto, pretérito perfecto) and are actively learning the present subjunctive, relative pronouns, and complex connectors. Assessment sheets usually found in the Teacher’s manual
