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【单选题】
侵蚀性葡萄胎与绒毛膜癌的主要鉴别点是A.
继发良性葡萄胎后的时间
B.
症状轻重
C.
体内HCG浓度高低
D.
有无囊肿
E.
病理切片有无绒毛结构
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皮皮学刷刷变学霸
举一反三
【单选题】RESULT OF SEARCH NEGATIVE means ______.
A.
the search has found nothing
B.
the derelict has been found
C.
the derelict has been located
D.
the derelict has been sighted
【单选题】Unlit derelict vessel adrift in vicinity of North Rocky Island at 0250 hours local time
A.
Dangerous wreck is reported to be in vicinity of North Rockly Island
B.
Unlit derelict vessel is reported to be in vicinity of North Rockly Island
C.
Leaking pipeline is reported to be in vicinity of North Rockly Island
D.
Hazardous mine is reported to be in vicinity of North Rockly Island
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