Download past year papers of AIPMT and see how the questions were asked, they may look tougher than your State CET, but no need to panic. You may be already aware of the concepts, and now need to focus on practicing the problems (like conceptual/numerical questions in Physics).
For Biology and Chemistry, Read from NCERT books.
Join a crash course (if possible), where you will learn about the important NEET topics and you can ask your doubts related to the new topics that you have not studied while preparing for CET.
The NEET 2 paper duration can be different from your State CET, so you have to focus on the speed of solving problems and at the same time on accuracy because of negative marking.
In last couple of weeks before the exam, focus on revision, and don’t take too much stress.