Think to calculate among them ascend bad Po of also only have"parents

However, the reporter investigates and discovers, almost all primary schools of classic cantillate to read all the teacher is from the language generation lesson."Have of can speak understand, run into a phrase of livinging the Pi really, spoke that the children don,t understand as well, simply don,t speak."There is teacher that tell a reporter.
Is classic to cantillate to read to be making magnificent and victorious, and suddenly want "go to it bad Po" now, which calculate "bad Po"?A principal tells a reporter, he rummages 《pupil rules 》 , think to calculate among them ascend bad Po of also only have"parents, responsibility, the beard fluently accepts".But does this sentence exactly calculate bad Po?He also cans not remembers clearly Chu.
【Query 】
What is meant by "bad Po"?Zhen how do not?