In this Monday, March 9, 2020, photo, students wearing masks to help stop the spread of the new coronavirus, participate in the visual arts mock exam for Diploma of Secondary Education (DSE) at the CCC Ming Kei College in Hong Kong. Hong Kong's university entrance examinations have started with social-distancing measures. More than 52,000 students are expected to sit for the city's Diploma of Secondary Education exams over the next month. (AP Photo/Kin Cheung), APTOPIX