First, analyze the answer content, separate the knowledge points, and then refine the specific questions according to each knowledge point.

1, analyze the test sites of each question, sort out the classification, and sort out the answer ideas.

2. Review the thinking of answering questions, summarize common questions, remember important knowledge points and master them one by one.

3. Think question by question, connect knowledge points with questions, and deduce answers by deep thinking.

4, combined with practice, practice more, you can do more sets of exercises, test your answering level in time, and constantly sum up and improve.