No, the grammar that is there is just what has been added to the site so far.
Think of the IELTS test as an English test - there is not certain grammar that is suitable, though on these pages I relate it to IELTS so I can show you how it can be used.
Complex sentences and clauses are important as you need to be able to use these properly in the test, but all grammar generally is important.
Improve your IELTS opinion and argument skills with a series of topic-based lessons that include listening practice, key ideas, useful vocabulary, and natural opinion language.
Explore an IELTS Debate on Rural to Urban Migration with clear arguments for and against, useful vocabulary, and practice materials to help you develop strong speaking and writing skills for the IELTS…
Listen to an IELTS debate on remote working, explore the full transcript, and learn key vocabulary. Improve your listening skills and develop ideas for IELTS Speaking Part 3 and Writing Task 2.
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