history: I have been rehearsing my speech for days now. I have the perfect delivery and all the talking points down. I will be impressive. I have been practicing my speech for days now. Do you have to give a big speech soon?
current: I have the perfect delivery and all the talking points drilled down. I will be impressive
next: That's the way to go! Practice and practice until you're confident and then the real thing will be a breeze.