题目内容

Do we need to wear masks during outdoor 1.(activity)? People do not need to wear masks when at home or outdoors as 2. as there are no crowds and the space is well-ventilated (通风良好的). People are 3. (advise) to wear surgical masks when in crowded places such 4.offices, shopping malls, workshops and restaurants. People in high-risk areas should 5. (wear) surgical masks all 6. time. Those 7.have cold symptoms(症状) such as 8. (cough) or sneezing, or have 9.(recover) from the novel coronavirus are suggested to wear masks. People working 40% special places such as hospitals, airports, prisons 10. nursing homes need to wear surgical masks or respirators of grade KN95/N95 or above.

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