一、从容地“放”1.开放教学时空。教师要真心地相信学生,放手让学生思考、讨论,要把开放的思想贯穿在整个教学活动中,把开放的做法体现在每堂课中,而不是定好框架、备好材料,让学生按教师的意愿去执行教案;更不能在学生探究正酣、思维正逐渐打开时,教师为了赶时间、抢进度而草草收场,让学生不能尽兴,问题不能很好地解决。例如,教学“圆锥体的体积”。这一内容的关键在 First, calmly “put ” 1 open teaching space-time. Teachers should sincerely believe in students and let them think and discuss. They should open their minds throughout the teaching activities and embody open practices in every lesson instead of setting a proper framework and preparing materials so that students will be taught by teachers Of the wishes to the implementation of lesson plans; not to explore the students in full swing, thinking is gradually opened, the teacher in a hurry, grab the progress and hastily ended, so that students can not enjoy the problem can not be a good solution. For example, teach “the volume of the cone”. The key to this content is