【单选题】
A corps of so-called barefoot doctors are trained in hygiene, preventive medicine, acupuncture, and routine treatment of common diseases.
A.nutrition
B.sanitation
C.nursery
D.welfare
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根据网考网移动考试中心的统计,该试题:
31%的考友选择了A选项
57%的考友选择了B选项
8%的考友选择了C选项
4%的考友选择了D选项