"Did everyone understand? The approach to solving these types of questions is very simple. During the exam, whether you know it or not, when you see these key sentence patterns, first write this formula on your paper, and the teacher grading it will at least give you three points, then take the few numbers mentioned in the question..."
The teacher's voice echoed through the classroom, as everyone quietly copied the notes from the board.
The bell signaling the end of the class rang, and the physics teacher picked up the thermal cup that had been steeped with fat sea herbs and took a sip.
"Class is over! Class representative, come to my office to collect the tests."
Finally, the class ended, and a boy muttered quietly, "The gym class this afternoon, I wonder who will come to teach?"
As everyone knew, the high school's PE teachers were always especially prone to illness.
