"If your symptoms are persisting, it's possible that it's still COVID and you need to test again a day or two later, just to be sure," he said. "And also, I would add, if it's not COVID, you still might have something that you don't want to spread to your loved o...
——样品。 考查冠词。a一个,表泛指,用于读音以辅音音素开头的字母或单词前;an一个,表泛指,用于读音以元音音素开头的字母或单词前字母;the那个,表特指。第一空,泛指一个字母,s读音以元音音素开头,故第一空用an;第二空特指上文提到的那个字母,用定冠词the。故选C。
(E)COVID-19(新冠肺炎) is spreading all over the world. What should we do to prevent the virus(病毒) from spreading(传播)? Here are the suggestions.First, we should seldom go out. It's easier to get sick outside. When we have to go out, we must wear masks(口罩). Second, we ...
1COVID-19(新冠肺炎)is spreading all over the world. What should we do to prevent the virus(病毒)from spreading? Here are the suggestions during the Chinese New Year. First, we should seldom go out.It's easier to get sick outside. When we have to go out,we must wear face masks(口...
百度试题 结果1 题目What___ good news! COVID has been completely controlled in China. A. a , the B. an , the C. the, / D. / , the 相关知识点: 试题来源: 解析 D 反馈 收藏
The list of testing options for COVID-19 keeps growing, and the different types of tests are not always explained. Tests range from ones that use samples sent into testing labs to ones that could be performed at a health care provider's office.
What are the symptoms of coronavirus? What can you expect with COVID variants? Fever, fatigue and dry cough; nasal congestion, runny nose and sore throat; diarrhea; and shortness of breath are signs of infection.
COVID-19(新冠肺炎)is spreading all over the world. What should we do to prevent the virus(病毒)from spreading? Here are the suggestions. First, we should seldom go out. It's easier to get sick outside. When we have to go out, we must wear face masks(口罩). Second, we should oft...
Guidelines, updated in nearly real time, recommend use of remdesivir, dexamethasone. Since the beginning of the coronavirus disease 2019 (COVID-19) pandemic, several antivirals and other medications with antiviral properties have been explored as potential treatment options for severe acute respiratory ...
What are the benefits of the COVID-19 vaccine?COVID-19 vaccines have been shown to be highly effective in preventing severe illness and death from COVID-19. We’ve also learned that this protection fades over time, especially for people who are older or who have health conditions that ...