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【单选题】
关于过期流产的处理,下述哪项是错误的
A.
刮宫前先作凝血功能检查,以防止术时凝血障碍而大出血
B.
刮宫前应用雌激素以提高子宫肌肉对缩的敏感性
C.
刮宫前备血、输液准备
D.
力争做到一次刮净,以防因刮宫不出血
E.
过期流产胎盘机化,术中谨防穿孔
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D.
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【单选题】Passage One Questions 16 to 18 are based on the passage you have just heard.
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There shouldn't be any commercials on television.
C.
Watching too much television is undesirable for children.
D.
Television programs in the United States are of low quality.
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【判断题】利用多普勒效应,可以实现对运动物体的检测。
A.
正确
B.
错误
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【单选题】在供应链中,信息流流动的方向是( )。
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【单选题】听力原文：M: John's been dismissed for stealing. W: There may be some mistakes, but I believe the saying 'like father like son.' Q: What does the woman mean? (18)
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The degree of violence in program is too high.
B.
There shouldn't be any commercials on television.
C.
Watching too much television is undesirable for children.
D.
Television programs in the United States are of low quality.
查看完整题目与答案