22 -- 1:02:16 App Dealing with the Delta Variant Q+A 585 -- 2:31 App mRNA技术创始人表示:目前的新冠疫苗技术仍不成熟 1574 1 1:11:17 App How new mRNA vaccine technology battles COVID-19 | Dr. Robert Langer 创新的药物输送系统 15 -- 1:18:47 App E40 A Bestie gets COVID Delta...
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 ‖...
【题目】阅读理解The COVID-19 virus (病毒) is till spreading around the world. It hangs over all of us. But somegood news about vaccines (疫苗) for COVID-19 is bringing us closer to end this terible disease.On Dee 8, the UK first tested out a vaccine. People all the world felt ...
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....
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。
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。
"This peains that those who work in the cold-chain industry, healthcare, customs, seafood markets and public transportation are among those who will receive the vaccine first.Their work puts them at higher risk of being infected (感染). This is the first step in China's COVID-19 vaccinati...
Moderna said its vaccine is 94.5% effective, according to preliminary data from the company's ongoing study. A week ago, competitorPfizer announced its own COVID-19 vaccineappeared similarly effective — news that puts both companies on track to seek permission within weeks for emergency use in ...
___ 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. ...
.根据所给汉语提示完成句子1.据说新冠疫苗是非常安全的。It isCOVID-19 vaccine is verysafe.2.我误拿了别人的雨伞。I took some