COVID-19 Vaccine Is Effective in Inflammatory Bowel Disease Patients and Is Not Associated With Disease Exacerbation - ScienceDirectRaffi Lev-TzionGili FochtRona LujanAdi MendeloviciChagit FrissShira GreenfeldRevital KarivAmir Ben-Tov §Eran Matz ‖...
In the case of a COVID-19 vaccine, this is a race that the whole world will win, or the whole world is winning now, because science is advanced, and that's producing vaccines that the whole world will benefit from. Yes, the actual physical vaccine, that's s...
【答案】B 【详解】 句意:由于COVID-19仍在迅速传播,接种疫苗是非常必要的。 考查连词辨析。before 在...以前, 引导时间状语从句;since 由于,引导原因状语从句; although 尽管,引导让步状语从句;unless 除非,引导条件状语从句。分析语境可知,前半 句是一个原因状语从句,空处表示“由于” 。 故选B。 反馈 收藏...
百度试题 结果1 题目the COVID-19 is still spreading rapidly,getting a vaccine(疫苗)is quite necessary. A. Before B. Since C. Although D. Unless 相关知识点: 试题来源: 解析 B 反馈 收藏
句意:由于新型冠状病毒仍在快速传播,接种疫苗是非常必要的。考查连词辨析。before在……之前;since由于;although尽管;unless除非。根据“ the COVID-19 is still spreading rapidly, getting a vaccine(疫苗) is quite necessary”可知,“新型冠状病毒仍在快速传播”是接种疫苗的原因,用since引导原因状语从句,故选B。
The race for a COVID-19 vaccine was fast but scientists were ready due to 30 years of development with a new and exciting technology called MRNA. While this is the first time MRNA has been used in human vaccines, Dr. Stappenbeck says the method has been studied for three decades. When...
On Dec 8, the UK first tested out a vaccine. People all the world felt happy. And then the US started to show its own COVID-19 vaccine on Dec 14. The vaccines became very popular all over the world soon. China started to use the vaccines for the high-risk groups over the winter....
A COVID-19 vaccine candidate was 90 percent effective at protecting people from the coronavirus, manufacturers Pfizer and BioNTech said on Monday. The Food and Drug Administration (FDA) previously said it wouldrequire any vaccine to be at least 50 percent effectivein order to be approved. ...
根据文章第二段“The US started its own COVID-19 vaccine rollout nationwide on Dec 14, Xinhua reported.(据新华社报道,12月14日,美国开始在全国范围内推广新型冠状病毒疫苗。)”可知,美国从12月14日开始接种新型冠状病毒疫苗。故选B。【小题2】细节理解题。根据文章第四段“This means that those who ...
根据空前“its COVID-19 vaccine (疫苗) is safe”和下文“The news may lead to vaccinating (接种疫苗) that age group”可知,新冠疫苗很安全,最小12岁的儿童是可以接种的。结合单词首字母可知,这里考查protect,意为“保护”。该空与前面的“… is safe”并列,应用一般现在时第三人称单数形式。故填(p)...