C183 An Unexpected Call

Since young, whether it was the original world or the current world, Xu Ling had never attended tuition classes, but now, he was truly immersed in it.

He came to class after work. Although Liu Jinchuan was Old Scholar, he had a lot of knowledge. From astronomy, geography, to courtesy and shame, he had taught Xu Ling everything.

Of course, most of it was about the speech.

In fact