A. Reasons for Excluding Masks from the Self-protection List B. Effort to Stop Flu Spreading C. When to Use Face Masks

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问题 A. Reasons for Excluding Masks from the Self-protection List
B. Effort to Stop Flu Spreading
C. When to Use Face Masks
D. Guidelines on Mask Use
E. Warnings from the CDC F. Danger of Infection through Germy Hands and Masks

选项

答案A

解析

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本试题收录于：职称英语卫生类C级题库职称英语分类

职称英语卫生类C级

职称英语

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A. Reasons for Excluding Masks from the Self-protection List B. Effort to Stop Flu Spreading C. When to Use Face Masks

职称英语卫生类C级

职称英语

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