问题
单项选择题
First aid means（）.
A.medical treatment of accident
B.setting of broken bones
C.emergency treatment at the scene of the injury
D.dosage of medications
答案
参考答案：C
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First aid means（）.
A.medical treatment of accident
B.setting of broken bones
C.emergency treatment at the scene of the injury
D.dosage of medications
参考答案：C