Fluency is really important, and a self-confident attitude when you speak is essential, specially during the monologue, when you have to speak on your own for a few minutes: remember that you've worked very hard, you know a lot of grammar, vocabulary, your reading and listening skills are already good, so do not hesitate, show what you know and you know a lot.
Here is an interesting example and notice how their speech improves when they feel more self-confident.The brain works much better when it is less stressed!