For a result oriented preparation, you always need to practice the old papers. This will increase your time management skills as well as you will get confidence.

To download the NEET question papers you may visit the link below:

https://medicine.careers360.com/articles/neet-question-paper

For some really useful preparations tips for NEET you may visit the link below:

https://medicine.careers360.com/articles/neet-preparation-tips

For NEET crash course from career360 you may visit the link below:

https://learn.careers360.com/neet-crash-course-rank-booster/

I hope my answer helps. All the very best for your future endeavors!