单项选择题

Which oil is not suitable for use as storm oil?（）

A.Fish oil
B.Vegetable oil
C.Mineral oil
D.Animal oil

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Which is the most serious type of fracture?（）

A.Compound
B.Greenstick
C.Closed
D.Crack
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Which is NOT a symptom of traumatic shock?（）

A.Slow，deep breathing
B.Pale，cold skin
C.Weak，rapid pulse
D.Restlessness and anxiety
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