明老师初中数学课堂七年级下册

In fact, if you want convenience, it is naturally better to go to Zheng Yuanshan. However, considering the relationship between Zheng Yuanshan and Zheng Yuanhe, Ji Feng feels that it is better not to let him get involved in this matter. It is not that he cannot trust Zheng Yuanshan. , but to consider how much impact it will have on Zheng Yuanshan once he is involved....