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问题
单项选择题 A1/A2型题
静脉注射时止血带应扎在穿刺部位上方约()
A.2cm
B.4cm
C.6cm
D.8cm
E.10cm
答案
参考答案:
C
选择题
He has ______ been to Hainan Island. He expects to go there someday.
A. ever
B. never
C. already
D. just
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问答题 简答题
发现客人休克或有其他危险情况时,怎么处理?
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