——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。
查看完整题目与答案 参考解析: Single stranded positive strand RNA virus;Novel coronavirus belongs to β genus;The virus is sensitive to heat and can be inactivated at 56℃ for 30 minutes;Both ether and 75% ethanol can effectively inactivate the virus AI解析 重新生成最新...
答案见上2.A 解析:句意:“我们能做什么来阻止新型冠状病毒肺炎的 传播?” “尽量避免接触病毒。 ” A项意为 “阻止;阻挠” ; prevent sb. /sth. from doing sth.是固定搭配,意为“阻止某 人/物做某事” ;B项意为“引起” ;C项意为“发现” ;D项意为 “保护”。 根据上句句意“我们能做什么...
Most seriously ill patients run the greatest risk of liver damage. It's unclear whether the virus harms the liver or if it happens for another reason, but besides the lungs, the liver usually suffers the biggest injuries from COVID-19. Acute liver injury andliver failureare life-threatening ...
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...
通读全文,尤其是根据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.可知COVID-19正在全世界传播。我们应该做些什么来防止病毒传播?以下是建议。因此可知本文主要介绍了一些防止COVID-19 病毒传播的建议,故答案...
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
1. What are the symptoms of COVID-19? Based on current epidemiological research, the COVID-19 has an incubation period of 1 to 14 days, mostly 3 to 7 days.The main symptoms of COVID-19 are fever, dry cough and fatigue. Some patients may have symptoms such as nasal congestion, runny...
相关知识点: 试题来源: 解析 C 【详解】考查固定搭配和被动语态。句意:中国政府为防止新冠肺炎疫情蔓延尽了最大努力。根据搭配prevent...from doing阻止...做某事,可排除AD项,结合句意,此处表示新冠肺炎被传播,表示被动,应用be done形式,故选C项。反馈 收藏 ...
15 — Dr. Chen, what should we do to prevent the spread of COVID-19?— We should masks, wash hands, etc. 相关知识点: 试题来源: 解析 We should wear masks, wash hands, etc. 问题15:陈医生,为了预防新冠肺炎,我们应该怎么做? - 应该戴口罩,洗手等等。 我们需要补充完整句子,使句子语法正确。