哈佛大学有句名言:“教育真正的目的是让人不断提出问题,思考问题。”在课堂教学中成功地提出问题、设置疑难不仅能激发学生的求知欲,还能及时促进师生的情感交流,对教与学都有极大的推动作用。那么在科学课堂中,教师如何提高提问的有效性,以 Harvard University has a famous saying: “The real purpose of education is to make people continue to raise questions, think questions. ” In the classroom teaching successfully put forward questions, set the difficulty can not only stimulate students’ curiosity, but also prompt teachers and students Emotional communication, teaching and learning have a great role in promoting. Then in the science classroom, teachers how to improve the effectiveness of questions