高压氧治疗的相对禁忌证包括（）
A.气胸
B.未经治疗的恶性肿瘤
C.重度鼻窦炎
D.活动性出血
E.咽鼓管堵塞
参考答案：B, C, E
The engine of the ship failed and the bad weather ______ the helplessness of the crew at sea.[ ]
A. added to
B. devoted to
C. attended to
D. turned to
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