《普通高中英语课程标准(实验)》指出高中英语课程的总目标是帮助学生在义务教育阶段英语学习的基础上,进一步明确英语学习的目的,发展自主学习和合作学习的能力。合作学习理论认为,在班级教学中,学生群体的组织形式有三种,即合作的,竞争的和不相干的。实验研究指出,群体合作分组结构应该成为课堂教学组织形式的主要特征,只有这种结构才能起到学生群体间积极相互作用的效果。语言学家认为,小组活动有助于创设良 The general high school English curriculum standard (experiment) pointed out that the overall goal of high school English curriculum is to help students to further clarify the purpose of English learning and develop the ability of independent study and cooperative learning on the basis of English learning during compulsory education. Cooperative learning theory that in the class teaching, student groups have three forms of organization, that is cooperative, competitive and irrelevant. Experimental research indicates that the grouping structure of group cooperation should become the main feature of the form of classroom teaching organization. Only this structure can achieve the positive interaction among student groups. Linguists believe that group activities help to create good