Examples
hěn很duō多gōng lì公立xué xiào学校de的shí táng食堂dōu都hěn很hēi xīn黑心。
很多公立学校的食堂都很黑心。
Many public school cafeterias are unscrupulous.
这是一所公立学校。
This is a state school.
当时没有任何以英语为母语的人在公立学校任教。
At the time there were no native English speakers teaching in any public school.