皮皮学，免费搜题
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搜题
【单选题】
初产妇胎头衔接的时间一般在预产期前2-3A.
预产期前1～2天
B.
临产后1～2天
C.
临产后
D.
破膜后
E.
第一产程中
拍照语音搜题，微信中搜索"皮皮学"使用
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