课堂是学生接受教育的主阵地,新课改理念随着不断地深入已根植人心,向课堂45分钟要效率成为教师教学关注的焦点。高效的课堂教学体现在学生全程的参与度,最能激发学生主观能动性的最佳时机,是课堂导入环节,高效的生物课堂教学需要从精彩的课堂导入着手。 Classroom is the main front for students to receive education. With the continuous deepening of the concept of new curriculum reform, people have been rooted in the hearts of the people, and efficiency has become the focus of teachers’ teaching for 45 minutes in the classroom. Efficient classroom teaching is reflected in the participation of students, the best time to stimulate students’ subjective initiative, is the introduction of the classroom, efficient biological classroom teaching needs to be introduced from the wonderful classroom.