Trắc nghiệm: The Ministry of Health has donated _______ medical masks to district health centers in border provinces to join hands to combat the disease caused by COVID-19. | Gửi trắc nghiệm |
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Trắc nghiệm: The Ministry of Health has donated _______ medical masks to district health centers in border provinces to join hands to combat the disease caused by COVID-19. | Gửi trắc nghiệm |