问题
单项选择题
预防医源性乙型肝炎的传播最主要的措施是？（）
A.加强血液制品的管理
B.使用真空采血管
C.医护人员做好手的消毒
D.各种医疗器械与用具实行一人一用一消毒
答案
参考答案：D
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预防医源性乙型肝炎的传播最主要的措施是？（）
A.加强血液制品的管理
B.使用真空采血管
C.医护人员做好手的消毒
D.各种医疗器械与用具实行一人一用一消毒
参考答案：D
Passage 2
What is this talk mainly about a. The importance of preventive actions against medical risks b. Americans’ misunderstanding of preventive actions against medical risks. c. The reasons why some Americans fail to react against some medical risks. d. An investigation about Americans’ attitudes toward medical risks and some suggestions.