Zhang Xiaotan went to a nearby stall and bought two popsicles.
When I was looking for change, the boss said, "I don't have a dime, so I want you two and a half dollars. I'll give you one dollar next time."
It happened that the aunt at the nearby pancake stall had just collected three and a half yuan, and Zhang Xiaotian ran up to her, "Auntie, give me 40 cents, and I'll buy you a pancake."
Someone tugged at his sleeve and said, "Why don't you go to the concert? If not, I'll go back to the dormitory to fix my computer."