Tired. Teachers in Gaotang Mingshan School work 8 hours, mainly including preparing lessons, attending classes, assigning and correcting homework, tutoring after class and checking and evaluating academic performance, so the teachers in Gaotang Mingshan School are very tired. Gaotang Mingshan School (formerly known as Gaotang Mingshan Experimental Primary School), founded on 20 19, is located in Liaocheng City, Shandong Province, and its business scope is "ordinary full-time kindergarten education, primary education and junior high school education".