After repeated experiment, I have found the correction process involving self-correction, peer-correction and teacher-correction at the same time is efficient and worthwhile.
经过多次实验，我发现自己改→同伴改→老师改这一过程方法颇为有效，值得应用。
After repeated experiment, I have found the correction process involving self-correction, peer-correction and teacher-correction at the same time is efficient and worthwhile.
经过多次实验，我发现自己改→同伴改→老师改这一过程方法颇为有效，值得应用。
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