Here’s a practice Academic IELTS Writing Test I found at Oxford University Press:
IELTS Writing Tasks 1 and 2.
IELTS Writing Task 1 sample answer and commentary.
IELTS Writing Task 2 sample answer and commentary.
Here is an Academic IELTS Writing sample and a General Training Writing sample from the official IELTS website.
If you have any questions about the test or would like me to mark your answers to the questions, please feel free to contact me.
Here’s to the best IELTS score possible!