A whole year's worth of studying and work are going to pay off when you take the exam. All the preparation is set for you to get eh 5
Preparation for the Exam
Do all the work you are assigned and are not assigned, meaning that do all the work you have to do for the grade, but also do the outside work to further you knowledge and greater increase your chances of passing.
study, study, study. everything you read will drift away and if you do not frequently review them you will not know them on the day of the test so study until your eyes fall out.
take practice test, including multiple choice and free response questions.