ll. Ning Yuan put down the lunch box contentedly.Now there is a food shortage. Back at the educated youth point, Tang Zhenzhen always ate more than her share, and the other female educated youths coul...nt will put the money ticket and the filled-out receipt in a small tray, then push the tray hard with force. The tray slides along the wire track to the cashier's counter.The cashier counted the money...