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1992年唐山市初中毕业、升学考试生理卫生试题中有这样一道题:请绘出口腔上皮细胞结构简图并标出细胞结构各部分的名称。(共2分)显而易见,该题的命题目的是为了考察学生的绘图能力和有关细胞结构的基本知识。就难易而言尚属中档题。评卷后,我们对2000名考生的试卷进行抽样统计分析。结果,绘图准确、标图正确得全分者为352人,仅占抽样人数的17.6%,其余82.4%的人都因各种原因而不同程度地失分。其中因绘图不正确而失分
In the 1992 Tangshan Junior High School Graduation and Examination Examination Physiological Hygiene Questions, there was such a question: Please draw a schematic diagram of the oral epithelial cell structure and mark the names of each part of the cell structure. (2 points in total) Obviously, the subject of this question is to examine students’ drawing ability and basic knowledge about cell structure. It is a mid-range question in terms of difficulty. After the evaluation, we conducted a statistical analysis of 2000 candidates. As a result, there were 352 persons with accurate plots and accurate maps, which accounted for only 17.6% of the sampled population. The remaining 82.4% of people had lost scores for various reasons. Which loses points due to incorrect drawing