一、进行有效合作的基础──培养合作意识在课堂教学中,要有目的地安排一些开放性的问题来培养学生的合作意识:①如在教学三角形面积时,就可以设计这样一个环节,让学生以小组为单位计算出自己所带的红领巾的面积,结果一开始小组四个人都把自己的红领巾解下来,自己量自己的,底是多少,高是多少。但红领 First, the basis for effective cooperation ─ ─ cultivate awareness of cooperation In the classroom teaching, there should be a purpose to arrange some open questions to develop students' sense of cooperation: ① If the teaching triangle area, you can design such a link, let Students calculate the area of ​​the red scarf they bring with the group as a result. At the beginning, the group of four people took down their red scarf, how much and how much their own. But the red collar