[解析]
(1)C.细节理解题。根据原文第三段Under the coordination of the World Health Organization(WHO),up to 172 countries have been engaging with the "largest and most diverse COVID﹣19 vaccine portfolio",a plan known as the COVAX Global Vaccines Facility.(在世界卫生组织的协调下,多达172个国家参与了"最大和最多样化的COVID﹣19疫苗组合",这是一个被称为COVAX全球疫苗基金的计划。)可知,世界卫生组织在对抗COVID﹣19中扮演着重要角色,正确。故选C。
(2)B.观点态度题。根据倒数第四段To guarantee the equal access and fair assignment of COVID﹣19 vaccines,the WHO has said that the world needs to prevent vaccine nationalism﹣countries putting their own interests ahead of others in trying to secure supplies of a possible vaccine.(为了确保COVID﹣19疫苗的平等获得和公平分配,世界卫生组织表示,世界需要防止疫苗民族主义﹣﹣各国在试图确保可能的疫苗供应时,将自身利益置于他人之上。)和倒数第三段"Vaccine nationalism only helps the virus,"Tedros said,warning that it would lead to a prolonged pandemic if only a small number of countries got most of the supply.("疫苗民族主义只会帮助病毒,"Tedros说,并警告说,如果只有少数国家获得大部分疫苗供应,就会导致长期的大流行。)可知,结合作者文章的描述可知,作者对疫苗民族主义持批判的态度。故选B。
(3)D.推理判断题。根据倒数第二段Like an orchestra,we need all instruments to be played in harmony to create music that everyone enjoys,(就像管弦乐队一样,我们需要所有的乐器和谐地演奏,才能创造出每个人都喜欢的音乐,)可知,Tedros将抗击新冠肺炎比作乐队,目的是强调合作的重要性。故选D。
(4)A.标题归纳题。本文主要讲述了生产抗击COVID﹣19的疫苗时要反对疫苗民族主义,加强各国对疫苗研发的合作。根据倒数第二段 "Like an orchestra,we need all instruments to be played in harmony to create music that everyone enjoys," he said.可知,本文强调在研制COVID﹣19疫苗时不同国家合作的重要性。A.United for vaccine(为了疫苗联合起来)为最佳标题。故选A。