Chapter 129: Billion investment

"My Cao!! One billion?!" In the third class in the afternoon, the physics teacher was lecturing on the podium. The students in the audience were drowsy, but a burst of foul language made the class 14 students wake up instantly and looked over with an expression of watching a good show. "Wang Monkey!!" The physics teacher's face turned black, and he patted the podium with the pointer, and said angrily: "What is your ghost name in the classroom? What is a billion?! Haven't woke up after playing...