C134 One He Was Worried at Home

Chung Jingjing forced a smile and said, "I have been studying construction courses for a few days now, but there are a lot of things that I don't understand. If your sister did not lose her memory, I can ask her for guidance."

"Yes, if my sister did not lose her memory, with her level of teaching you, you would know very quickly!" It could be seen that Tong Yan was very proud of Tong Xin