Hi Islam, Thanks for your questions.
1. Yes, for the computer-based exam please use the interactive online tests in your My Student Account to simulate the test.
2. Yes, we have professional editing and feedback service for Task 1 and 2 – In your My Student Account, click on the green ‘Task 1’ and ‘Task 2’ buttons to use this services.
Let me know if you have any questions I am here to help.