by George Yule is one of the best resources for students aiming for C1/C2 proficiency. What’s inside? Deep Dives:
The book is divided into manageable units, each focusing on a specific grammatical theme. It covers sophisticated topics such as: Subjunctive moods and unreal conditions. Advanced passive constructions. Complex noun phrases and prepositions. OXFORD PRACTICE GRAMMAR ADVANCED.pdf
Focus on subtle changes in meaning.