新概念英语三的13课作文怎么写，急需

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Mrs. Richards immediately went upstairs and took off her costume. She felt sorry for the poor man from the Electricity Board but at the same time , she was amused.
Suddenly, there was a lnock at the front door and Mrs. Richards went to open it. The electricity man had returned , accompanied by a pliceman, so she invited them in. The man told Mts. Richards that he came to read the meter and that he saw a ghost right now. Though Mrs. Richards explained that the ghost was herself he refused to believe her. She told him to open the storeroomdoor but he was afraid of seeing the ghost again so she opened it herself. While the electricity man and the policeman was waiting, Mrs. Richards fetched the costume. She showed it to them and they finally believed her.