C253 Some People Are Happy Some Are Sad(2)

Gu Qingzhi, who was being chased by her father to answer the questions for her students, slowly took the book. It was not that she was doing it with ease, but that she was not confident about it! If she was still in school, answering the questions would definitely be fine, but the difficult part was that Gu Qingzhi had already graduated a few years ago