#6561103Students queue to pass through control before the Unified State Exam in Chemistry at School No. 2030 in Moscow, Russia.Sign in or register,to downloadAdd to cartRemove from cartPackage: Russia Unified State ExamCategories: EducationLocation: Moscow, RussiaEvent date: 31.05.2021Date published: 31.05.2021Author: Alexey KudenkoCredit: SputnikSource: SputnikOriginal: DigitalMedia: JPEG, 5568x3712px, 9.8MbJob-ID: 250ec4e9fd0707d82021SARS-CoV-2COVIDCOVID-19viruspandemicepidemicinfection2019-nCoVcoronavirustestingteststudentexaminationexamUSE