[单选题,7.6分] Most nurses are women, but in the highe

[单选题,7.6分] Most nurses are women, but in the higher ranks of the medical profess

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[单选题,0.8分] 家庭、邻里、伙伴群体都属于A.初级群体B.次级群体C.参照群体D.正式群体

[单选题,0.8分] 家庭、邻里、伙伴群体都属于A.初级群体B.次级群体C.参照群体D.正式群体

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