A: Excuse me. There is something wrong with my receipt. I didn't buy this item.
B: Oh, let me see. I'm sorry I made the mistake. I should have double checked. I'll take off the $100 for the item. Sorry to have caused you trouble.
A: It's all right.
單詞
receipt (收據(jù)) bill (帳單) invoice (發(fā)票)