冠亚和值的机理简介：The bell rang, and He Jun honestly just walked out of the classroom when he saw Zhang Jiabin jumping out of the back door, holding a textbook in his hand, with a messy look, and said hurriedly: Teacher He, I have a question for you.
The bell rang, and He Jun honestly just walked out of the classroom when he saw Zhang Jiabin jumping out of the back door, holding a textbook in his hand, with a messy look, and said hurriedly: Teacher He, I have a question for you.
