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【单选题】
葡萄胎清宫术后出现哪种情况可不考虑为侵蚀性葡萄胎( )
A.
葡萄胎吸宫术后100天，β-HCG仍持续阳性
B.
葡萄胎吸宫术后β-HCG曾一度下降到正常水平，后又迅速上升到异常水平
C.
葡萄胎清宫术后5个月，出现肺、脑转移灶，阴道出现紫色转移性结节
D.
葡萄胎清宫术后4个月，阴道出现紫色转移性结节
E.
葡萄胎清官术后1年出现咳嗽，胸片出现转移灶
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相关题目：
【单选题】What does Professor John Sinclair say about one of the findings coming out of the studies? 查看材料
A.
'Ex' and 'former' are often associated with 'lover'.
B.
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【单选题】Why does the author quote the example of naturalist John Muir?
A.
Because he was one of the most famous persons in the history of national parks.
B.
Because he had done many strange and ecstatic behaviors in the name of national parks.
C.
Because his holy behaviors reflected the breathtaking charisma of the national parks.
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Because he was more immersed in the natural beauty rather than industrial profit.
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【单选题】Passage Four John Paul Jones was one of the founders of the United States Navy. During the Revolution, the colonies were desperate. They needed men to lead their small ships against the British fleet....
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【单选题】高速重载、供油量大的重要部件应采用
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【单选题】对企业网络最大的威胁是()
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B.
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