新课程背景下,课堂教学发生了根本性的变化,教学设计的侧重点转移到以学生为本,以学生的学为本。教师重在引导学生自主学习,充分发挥学生主体作用, In the context of the new curriculum, classroom teaching has undergone fundamental changes. The focus of instructional design has shifted to student-oriented and student-centered. Teachers focus on guiding students to learn independently and give full play to the main role of students.