Greetings !

Firstly tell me which thing is making you fear from this GRE exam . As , you know it has just three sections and all the sections contain easy questions and the time duration given to you per section is also ample. Just have faith in you and your hardwork as hardwork always pay. Just concentrate over the exam syllabus and do not have negative thoughts in your mind . Be optimistic and work harder . Nobody can stop you from achieving from your goals then . 

Best regards.

Have a great future ahead.