1. Can we grasp the internal relationship between old and new knowledge and stimulate students' thirst for knowledge by creating scenarios?

2. According to the key points, difficulties and doubts, effectively organize group cooperative learning, design substantive collective learning content, guide learning methods with correct mathematical terms, and infiltrate mathematical thinking to cultivate ability.

3. Join the study group and give individual counseling.

4. Attempt, practice and innovative practice of thinking training closely related to goals.

5. Be able to use questions and inquiry, group communication, collective evaluation, self-revision and mutual revision of homework, sampling inspection and other methods to get timely feedback and give appropriate evaluation.

Second, from the students' related activities to evaluate:

(A) the status quo of autonomous learning

1. Make full use of your mouth, hands and brain to actively collect, communicate, process and process learning information.

2. Independent thinking, mastering learning methods, bold practice, self-evaluation, self-examination and self-correction.

(B) the status quo of cooperative learning

1. Have the courage to express your opinions, listen to and respect others' opinions, and implement division of labor and cooperation, with respective responsibilities.

2. Debate and be harmonious, and help and learn from each other effectively in groups.

(C) the state of creative learning

Observe from all directions, be good at asking questions, think differently, draw inferences from others and practice flexibly.