提出问题：What is the goal of this lesson? What are the difficulties students may meet in this lesson? What strategies can students use to overcome the difficulties?
观察学生：What are the students' reactions to the lesson? How do they engage in the activities? How do they respond to the teacher's questions?
评价教师的教学策略和方法：Did the teacher use appropriate teaching strategies to engage the students? Did the teacher provide clear and concise explanations? Did the teacher use a variety of activities to cater to different learning styles?
总结教学评价：What are the strengths and weaknesses of the lesson? What can the teacher do to improve the lesson in the future?
