In fact, for futures exams, the questions are all choices. Don't learn by rote, or you will forget it easily. Just read an ordinary book, and I have an impression in my mind. When you see the topic, you can probably judge the result. Read it several times, it is better to recite it again.

Just browse a month before the exam and have a general idea, but don't remember it. Recite it three or four days before the exam. If you remember it too early, you will definitely forget it.