COVID-19对老年人危害较大,尤其可能导致重症或死亡,“deadly”(致命的)符合这一语境。语法上,空格处需形容词与“be”动词构成系表结构,修饰COVID-19的性质。“dangerous”虽合理,但“deadly”更贴切描述致死风险,为常用表达。 知识点:形容词用法、COVID-19相关健康知识 ...
解析 答案见上【解析】 【详解】句意:因为新冠肺炎,我们不能出去度假。 考查介词短语和介词辨析。because因为,引导原因状语从句;because of因为,是介词短语;to到;on在 上面;at在。根据"COVID-19(新型冠状病毒肺炎)"可知这是一个名词短语,应用because of,排除AC选项, 故选B。
These capable dogs warrant a more significant role in public health protection. The purpose of this preliminary study was to determine whether dogs could be trained to accurately identify coronavirus disease 2019 (COVID-19) infections in humans. In previously published studies, dogs were trained to...
But she also added that she is "incredibly hopeful" that 2022 is "the year we end the COVID-19 pandemic" since "we have tools now, and we can take the death out of COVID-19."RELATED STORIES What can we expect at the 2025 SCO Film Festival? Video 19:18, 24-Apr-2025 How ...
科学家研发实验性口香糖，或可减少新冠病毒传播 Could a Chewing Gum Reduce COVID-19 Spread? Researchers Believe It Can 美国宾夕法尼亚大学的一项新研究表明，含有高水平血管紧张素转换酶2（ACE2）蛋白的口香糖可“捕获”新冠病毒，减少唾液中的病毒载量，并有可能抑制传播，成为一种低成本的抗疫“武器”。按照...
Go to see a doctor if you have a fever or cough. Don’t take medicine by yourself. 根据材料内容选择最佳答案 1. COVID-19 is dangerous for people especially the ___. A. young B. old C. men D. women 2. What should we do to prevent(预防) COVID-19? A. Touch pet dogs. B. Wo...
Because of the COVID-19(新冠肺炎), We had a d【1】 Spring Festival. We can’t go out, because many people were s【2】. To overcome(战胜它) it. we can do some things. First, When you have a fever or a cough, you must go to h【3】. we must wear a mask(口罩) when we ...
Dogs can also detect COVID-19 through sweat Sweat from people infected with the virus that causes COVID-19 has a distinct smell. We can’t detect it. Dogs, it now turns out, can. “Just like humans, some dogs are more clever than others,” observes Dominique Grandjean. He’s a resea...
What’s the Difference Between COVID-19 and “Canine” and “Feline” Coronavirus? While dogs and cats appear to be unaffected by SARS-CoV-2, they do have their own coronaviruses to deal with. Neither canine coronavirus nor feline coronavirus can infect people. Dogs infected with canine enter...
The freshman couldn’t speak or stand. When paramedics transported her to the ambulance, she was dead weight, her mom says. Eliana’s condition turned out to be an extreme form of long Covid. She’s one of potentially millions of US children who have symptoms long after their initial infe...