Verb conjugation on spanishdict.com
Practice conjugations on this website. Lists 2 - 18 (skip verbs you don't need to practice)
Past Papers (old curriculum Paper 2)
Remember that the format of the exam (sections, word limit etc.) has changed, but the questions are still good practice.
Remember that under the old curriculum the reading was Paper 1.
Have a look at 2013 onward. However, older exams are very similar and good practice, too. You should have a good understanding of grammatical structures and vocabulary. Your notes and workbook cover everything you need.