This is the bible for Band 7+. It contains zero basic grammar. Every unit targets a high-level problem (e.g., "Using 'as' and 'though' in concessive clauses"). Download the 4th edition PDF with answers.
Do not write only simple or compound sentences. You need a natural mix: ielts grammar for bands 6.5 and above pdf
While I cannot distribute copyrighted files directly, these are the gold-standard files that successful candidates use. This is the bible for Band 7+
To help you prepare for the IELTS exam, we have created a comprehensive PDF guide to IELTS grammar for bands 6.5 and above. This guide includes: ielts grammar for bands 6.5 and above pdf