After the second mode, doing a lot of questions is definitely an important way to review. The most important thing is to take out the previous wrong book and summarize the wrong questions, and combine the mistakes made now to quickly find out your weak links in knowledge points. It is very important to sort out and review the wrong questions in this period. If there are no wrong questions before, you can take out the previous papers and review them. The amount of questions is important, but a reasonable summary is the way to improve your grades!