2. Have I broken through the teaching difficulties, have the current methods effectively broken through the difficulties, or have I only solved one aspect and part of the difficulties?
3. Whether the students' performance meets my expectations, fails to reach the goals I set, or greatly exceeds my plan, and whether I am ready for this transcendence.
4. Did the students get the exercise they deserved? Are they incompetent or have spare capacity in their studies? How should I plan these in the future?