teacher teaches children pronunciation of Putonghua. After finishing the pronunciation, the teacher told the students to practise standing posture on the top of their books, and smile with a chopsticks in their mouths. Li Xingze was called up to the stage by the teacher.
the math class started at nine, and the teacher today taught Li Xingze the algorithm of "three digit multiplies by two figures". At the end of the demonstration, Li Xingze was asked by the teacher to speak on the platform to see if he had mastered the key and algorithm of the teacher.
