DETROIT (FOX 2)-As the highly contagiousCOVID-19omicron variant continues to spread, doctors are advising against wearing cloth masks. "You want to make sure it’s at least a three layer surgical mask or an N-95 or higher," said Dr. Asha Shajahan, a family medicine physician for Beaumo...
And we do encourage all Americans to wear a well-fitting mask to protect themselves and prevent the spread of COVID-19, and that recommendation is not going to change," Walensky said. She added: "The best mask is the one that you will wear and the one you can keep on all day ...
But it's important to keep in mind that, depending on where you purchase your KN95 and N95 masks, you could be receiving less protection than you think, he says. "People started testing them in labs, and they found out that the vast majority of these KN95s weren't even coming close ...
Although the idea is atodds with some Americans’ culture, they've had enough time to learnthe importance of mask-wearing by now.( C)56. When the outbreak began, the Surgeon General thoughtA. most of the masks were made in ChinaB. masks were important to prevent COVID-19C. masks ...
Actually, health experts have mixed ideas on the efficacy of face masks to prevent the coronavirus which is generally spread through respiratory droplets from the nose or mouth of a person with COVID-19 when he coughs or exhales. Screenshot of U.S. Surgeon General Jerome Adams's Twitter pos...
、“Secondly, these masks can make roads more durable”以及“it is much cheaper to build roads with masks”可知,用口罩修路有再利用口罩、让路更加结实耐用、成本更低的优点。选项C没有在第三段体现出来。故选C。 (4)题详解: 细节理解题。根据“Scientists have seen the dirty and unwanted masks and...
百度试题 结果1 题目[Translation]We currently wear masks in public to prevent COVID-19. 我的回答:相关知识点: 试题来源: 解析 参考解析:目前,在公共场所我们佩戴口罩以预防新冠肺炎。反馈 收藏
With the highly contagious BA.5 variantnow constituting the vast majority of COVID-19 cases, wearing a mask is key to slowing transmission and staying safe. But if you're using a homemade cloth mask, you may be at higher risk than you think. The Centers for Disease Control and Prevention...
分析句子可知,此处泛指一个预防COVID-19的有效方法,且useful是以辅音音素开头的单词,其前应使用不定冠词a修饰。 故选:C。 戴口罩是一个预防COVID-19的有效方法。 熟练掌握冠词的用法,注意a/an的区别。反馈 收藏
If we go out,we wear masks to stop the spread (扩散) of COVID-19.( ) A. should B. would C. can't D. mustn't 相关知识点: 试题来源: 解析 A should 应该;would 将会;can't 不能,不可能;mustn't 一定不,表示禁止做某事。根据语境,可知句意为如果我们外出,我们应该戴口罩阻止新冠肺...