A.Because of the increase of economy.B.Because the schools have to build more buildingsl.C.Mainly because the expenditure on education is reduced.D.Because the schools have to increase the salary of the staff.
A.Because of the increase of economy.
B.Because the schools have to build more buildingsl.
C.Mainly because the expenditure on education is reduced.
D.Because the schools have to increase the salary of the staff.