皮皮学，免费搜题
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【单选题】
首次产前检查应从何时开始（）A.
确诊早孕时
B.
妊娠12
C.
妊娠16
D.
妊娠20
E.
妊娠28
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
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【简答题】需要理论对护理实践有哪些指导意义?
【简答题】下列各项业务应承担消费税纳税义务的有()。A. 在中国境内零售化妆品B. 在中国境内委托加工化妆品C. 出口国内生产的化妆品D. 将委托加工收回的化妆品在国内销售
【单选题】The study of behavioral finance has best helped explain which of the following investor behaviors?
A.
Investors are often unable to short-sell unfavorable stocks.
B.
Investors often create undiversified portfolios.
C.
Investors tend to sell their losing stocks and retain stocks that have capital gains.
D.
Investors are generally too slow to update their beliefs in the face of new evidence.