"35 days left until the college entrance examination;",To be honest, ordinary stones like this are abundant by the riverbank. Anyone who takes the time to search could find hundreds of them.,"Well, you're talking about that one... Oh, that one, let me think, oh, I remember now. A few days ago when I was out looking for bargains, I got tired and rested on the road. I saw it by the roadside, thought it looked pretty good so I picked it up. These days people love collecting strange rocks, you never know, maybe I could make some money from it."。