关键词三:示范原型示范:教师要巧妙地借助原型,拓宽学生的思路,开阔学生的视野,在原型的启发下,进行创造性思维,提高口语交际的实效。心理学认为,儿童思维独创性的发展趋势是:先模仿,经过半独立性的过渡,最后发展到独创性。可见,模仿是儿童一种非常重要的学习原动力,或称为“原 Keywords 3: demonstration prototype demonstration: teachers should skillfully use the prototype, broaden students ’thinking, broaden students’ horizons, inspired by the prototype, creative thinking and improve the effectiveness of oral communication. Psychology that the development trend of children’s thinking originality is: first imitate, after the transition of semi-independence, and finally developed into originality. Can be seen that imitation is a very important learning motivation for children, or "original