题目内容

（）是坚定担当疫苗公平分配的“第一梯队”

A. 反对搞“疫苗民族主义”
B. 努力弥合“免疫鸿沟”
C. 努力提高疫苗在发展中国家的可及性和可负担性，让各国人民用得起、用得上，真正成为“人民的疫苗”
D. 在华设立全球人道主义应急仓库和枢纽

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D. 致力于推进科技交流合作

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