《基础教育课程改革纲要(试行)》指出:“评价不仅要关注学生的学业成绩,而且要发现和发展学生多方面的潜能,了解学生发展中的需求,帮助学生认识自我,建立自信。发挥评价的教育功能,促进学生在原有水平上的发展。”课堂教学是学生学习的主渠道,而对学生学习情况的评价则是教学过程中不可或缺的重要组成部分。及时性的口头评价因其方法简单、容易操作,且发挥的效果直接又明显,而经常被贯穿于教学活动始终。但并不 The Essentials of Curriculum Reform in Elementary Education (for Trial Implementation) states: “The evaluation should not only focus on students’ academic performance, but also discover and develop the potential of students in various aspects, understand the needs of students in development, and help students to recognize themselves and build their self-confidence. Evaluation of the educational function to promote the development of students in the original level. ”Classroom teaching is the main channel for student learning, and evaluation of student learning is an integral part of the teaching process. Timely oral evaluation because of its simple, easy to operate, and the effect of direct and obvious, but often throughout the teaching activities. But not