For many parents whose children have attended school online for the better part of a year, mass vaccinations could mean looking ahead to what life with in-person instruction could be.
원문출처 : https://www.cnn.com/2021/03/24/health/returning-to-school-after-covid-wellness/index.html
원문출처 : https://www.cnn.com/2021/03/24/health/returning-to-school-after-covid-wellness/index.html