[사회]”Expanding classes in kindergartens and lower elementary school… More 2,000 teachers are placed in overcrowded classes”
![[사회]”Expanding classes in kindergartens and lower elementary school… More 2,000 teachers are placed in overcrowded classes”](https://image.ytn.co.kr/general/jpg/2021/0126/202101261146183625_t.jpg "[사회]”Expanding classes in kindergartens and lower elementary school… More 2,000 teachers are placed in overcrowded classes”")