Zhang Dayong is a man from Heilongjiang. He became famous ________. Many people knew him because of his honest act.

Zhang has a shop and sells flatbreads (烧饼). One day, he was ________ to find a payment of 5,555 yuan on WeChat. Because his flatbreads only ________ one yuan each, he thought someone paid ________ for the flatbreads. He believed the ________ would come back soon after seeing the wrong payment, so he waited.   

However, three days passed and no one showed up. Zhang became ________. He went to the bank and hoped to find something out about the customer. However, workers at the bank couldn’t tell him the customer’s ________. He then went to the police station, and the police told him to wait.

It was not until eight days ________ the matter that the customer finally showed up. He is 83-year-old Zhan Guo. After Zhang ________ that Zhan was the customer, he gave the money back to Zhan.

As for why he tried to ________ the money to Zhan, Zhang said, “I can’t betray (辜负) my customers. It is because of them that I can run this shop and make a living.”