. >> reporter: i'm cyril vanier in france.n a is the virus remains under control is to fully reopen schools, health restrictions fairly light, all students go back to class, attendance compulsory and face masks required for 11-year-olds and above where distancing isn't possible. but france has seen a spike in the number of new cases recreptly. if that continues, schools may need to move to phase 2, a hybrid between in-class and home learning. schools would bring in smaller group of students and find any available space, including outdoors to distance them. if the virus moves faster, phase 3 involves targeted school shutdowns, those students would revert to learning at home except this time schools are planning to provide computers to students who need them. >> reporter: i'm kristie lu stout in hong kong, the schools closed in january and reopened in may. students returned to the classroom but with strict rules in place. classes were separated, half in one room, half in the other with the teacher using zoom to be in both places