随着新一轮课程改革的推广,教师的教学方式与学生的学习方式都发生着很大的转变,课堂不再是教师主讲,学生则是课堂学习的主人,教师起到引导和辅助的作用,决定课堂教学的效率和学生学习的效果。有效的课堂中教师的提问很关键,“学起于思,思源于疑。”教学中由提出问题到解决问题是训练思维的基本过程。在生物教学中,教师要通过提出问题,创设新异的教学情境,给学生创造性思维的良好环境,达 With the popularization of a new round of curriculum reform, both teachers ’teaching methods and students’ learning styles have undergone tremendous changes. Teachers are no longer teachers in the classroom, but students are the masters of classroom learning. Teachers play a guiding and supporting role , Determine the efficiency of classroom teaching and the effect of student learning. Effective classroom teachers’ questions are crucial, “Learning from thinking, thinking from suspicion. ” Teaching by asking questions to solve the problem is the basic process of training thinking. In biology teaching, teachers should create a new and different teaching situation and give students a good environment for creative thinking by asking questions