When the winter holiday came to an end, we didn't go back to school. We had to take online classes at home because of the novel coronavirus outbreak.

　　On the screen, our teachers gave lessons using PPTs. Their PPTs

　　And were great clearly. We they explained everything When the winter holiday came to an end, we didn't go back to school. We had to take online classes at home because of the novel coronavirus outbreak.

　　On the screen, our teachers gave lessons using PPTs. Their PPTs

　　And were great clearly. We they explained everything