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。反馈 收藏
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 ‖...
根据文章第二段第二句 "It will make sure that all members get the vaccine in the future.(它将确保所有成员在未来得到疫苗。)" ,可知设立COVAX是为了开发COVID-19疫苗。故答案为A。 (2) 主旨大意题。根据第二段第三句 "When a vaccine is proven to be safe and effective, all countries in COVAX...
A gold medal on a race is something that only one person can win. If one person wins, the other person loses. It's a competition. 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, becau...
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)...
___ the COVID-19 is still spreading rapidly, getting a vaccine(疫苗) is quite necessary.A.BeforeB.SinceC.AlthoughD.Unless相关知识点: 试题来源: 解析 【答案】 B 【解析】 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。 A. before 在……以前,引导时间状语从句; B. ...
句意:——在新冠肺炎大流行期间,该疫苗在我国各地广泛接种。——你说得对。我们的政府为此付出了巨大的努力。 考查副词辨析。hardly几乎不;simply仅仅;widely广泛地。根据“the vaccine is taken throughout our country”可知,疫苗在我国各地广泛接种。故选C。反馈...
【题目】The whole world is waiting for a vaccine(疫苗) toprevent COVID-19. In light of this, scientits from 172countries and regions, including Canada, Japan and theUK, are working together through the COVAX GlobalVaccines Faciity(新冠疫苗全球获得机制).COVAX is a mechanism(机制)organized by...
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 ...
The whole world is waiting for a vaccine(疫苗)against COVID-19. In light of this, scientists from 172 countries are working together through the COVAX Global Vaccines Facility(新冠疫苗全球获得机制). COVAX will make sure that all members get the vaccine in the future. When a vaccine is safe...