Read the criteria for the oral, as these will help you understand what the examiners are looking for in a student who will receieve a 6 or 7. Even if you don't feel like your French is the most fluent, it's okay. As long as you manage to articulate well, and get your point across then you will be fine. Do not learn any last minute vocabulary before the day of the oral, as this will not help you AT ALL. When taking an image, take time to understand every aspects of the image, you should demonstrate an analytical mind. In order to study for the oral, speak french to your classmates or at home. Your ability to communicate well will get you in the higher boundaries. Enhance your vocabulary, by making sure that you have synonyms and antonyms, but all of this should be at least 3 weeks prior to the oral.