Peter loved to shop used articles.Almost a month ago,he bought a popular word that used little pieces of wood with different letters on them.As he was purchasing it,the salesgirl said, “ Oh,look,the box hasn ’ t even been opened yet.That might be worth some money. ” Peter examined the box and,sure enough , it was completely covered in factory-sealed ( 工厂 密封包装) plastic.And he saw a date of 1973 on the back of the box. “ You should put that up for auction (拍 卖 ) on the Internet,and see what happens, ” the salesgirl said. “ Yes,you ’ re right.People like something rare , ” Peter agreed. “ I can ’ t imagine there being very many unopened boxes of this still around 40 years later. ” “ Don ’ t forget to tell me if you sell it , ” the salesgirl smiled. “ No problem, ” Peter said. After he got home,Peter went online to several auction websites looking for his .But he couldn ’ t find it.Then he typed in the name of the word and hit Search.The search result was 543 websites containing information about the changes of the .Over the years, the had been produced using letters in different sizes and boards in different colors.He also found some lists of fans looking for various versions of the .Peter emailed some of them,telling them what he had. Two weeks later,Peter went back to the shop. “ Hello.Do you still remember the unopened word ? ” The salesgirl looked at him for a second,then recognized him and said, “ Oh,hi! ” “ I ’ ve got something for you, ” Peter said. “ I sold the and made $ 1,000.Thank you for your suggestion. ’’ He handed her three $100 bills. “ Wow! ” the salesgirl cried out. “ Thank you.I never expected it. ”