The official answer key for the Matura Companion is . This is a deliberate pedagogical choice. Publishers want students to attempt exercises without immediate access to solutions. However, in reality, this leads to three problems:
These answers match the official Teacher’s Book for the 2020 edition.
Matura exams in Bulgaria focus heavily on specific topic areas. Here are the "Companion" definitions for key B2 words you will likely need to define or use in an essay.