新课程标准下的有效教学是指在课堂教学时间内,教师通过采取合理有效的教学方法和手段,激发学生的学习兴趣,调动他们学习的积极性和主动性,充分培养和锻炼学生的创新精神和实践能力,形成良好的情感、正确的态度和价值观,从而促进学生全面发展的教学.因此,在教学活动中,教师必须关注课堂,采用各种方式和手段,用有限的时间、最小的精力投入,取得尽可能大的教学效果,努力构建有效的课堂教学.一、教学目标的制定,必须难度适中 Effective teaching under the new curriculum standards means that during the teaching time in the classroom, teachers should stimulate students’ interest in learning by mobilizing reasonable and effective teaching methods and arousing their enthusiasm and initiative in learning so as to fully cultivate and train students’ innovative spirit and students’ Practice ability, form good emotion, correct attitudes and values, so as to promote the teaching of students’ all-round development.Therefore, in the teaching activities, teachers must pay attention to the classroom, using various means and means, with a limited time and with minimum energy input , As much as possible to achieve the teaching effect, and strive to build an effective classroom teaching First, the teaching objectives, the difficulty must be moderate