Students sit behind desks with clear screens to prevent the spread of COVID-19 in a classroom at No. 23 Middle School in Wuhan, capital city of Hubei Province, yesterday. About 57,800 students in their final year from 121 senior high and vocational schools returned to campus yesterday in the city, which was previously hard hit by the COVID-19 outbreak. The schools have divided every class into two mini-classes with no more than 30 students each.Xinhua |