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【单选题】
必须遵守《公共营养师守则》的人群为（）。
A.
已经取得公共营养师资格证书的从业人员
B.
所有从事公共营养师工作的从业人员
C.
关心及从事公共营养工作的人员
D.
所有销售食品的人员
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举一反三
【单选题】Reebok executives do not like to hear their stylish athletic shoes called "footwear for yuppies (雅皮士，少壮高薪职业人士)". They contend that Reebok shoes appeal to diverse market segments, especially now that t...
A.
does not want to further expand its retailing network
B.
still limits the number of shoes supplied to stores
C.
is still particular about who sells its products
D.
still carefully chooses the manufacturers of its products
【单选题】某一特定的筛检，当用于患病率较低的人群时，以上叙述正确的是（）
A.
阳性预测值升高、阴性预测值升高
B.
阳性预测值升高
C.
阳性预测值降低
D.
阳性预测值降低、阴性预测值降低
E.
以上都不是
相关题目：
【单选题】Reebok executives do not like to hear their stylish athletic shoes called "footwear for yuppies (雅皮士，少壮高薪职业人士)". They contend that Reebok shoes appeal to diverse market segments, especially now that t...
A.
does not want to further expand its retailing network
B.
still limits the number of shoes supplied to stores
C.
is still particular about who sells its products
D.
still carefully chooses the manufacturers of its products
【单选题】某一特定的筛检，当用于患病率较低的人群时，以上叙述正确的是（）
A.
阳性预测值升高、阴性预测值升高
B.
阳性预测值升高
C.
阳性预测值降低
D.
阳性预测值降低、阴性预测值降低
E.
以上都不是
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