Yang Bo said his mother had hung up the phone after saying a few words, tears streaming down his face like broken threads. His father had liver cancer, and the family couldn't afford the high cost of treatment, so they could only stay at home.,A shout pulled Yang Bo out of his thoughts, and he hurriedly replied, "Good, I'm coming!",He looked up at the time. It was already 1 p.m. He was half an hour later than usual, which meant he had been standing there for a full half hour!。