The Richmond Vocabulary Builder series is a well-regarded collection of books designed to help students expand their vocabulary in a structured, topic-based manner. The B2 edition targets upper-intermediate students who are preparing for exams like Cambridge English: First (FCE) or IELTS, or simply wish to elevate their English proficiency.
Do not try to finish a whole unit in one sitting and expect to retain it. Vocabulary acquisition is a marathon, not a sprint. Study one richmond vocabulary builder b2 pdf