此题要求改正所给短文中的错误，每行都有一处错。按下列情况改正：
该行多一个词：把多余的词用斜线(＼)划掉，在该行右边番号后面横线上写出该词，并也用斜线划掉。
该行缺一个词：在缺词处加一个漏字符号(∧)，在该行右边番号后面横线上写出该加的词。
该行错一个词；在错词下划一根线，在该行右边番号后面横线上写出改正后的词。
注意：请按要求规范答题，否则不予给分。
| Today, roller-skating is easy and fun, and a long time |
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| ago, it isn’t easy at all. The idea of skating didn’t exist |
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| until 1750.It changed because a man named Merlin. |
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| One day Merlin received an invitation to attending a party. |
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| She was very pleased and excited. As the day of the party |
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| came nearly, Merlin began to think how to make a |
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| special show at the party. He had the idea. He thought he |
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| would get a lot of attentions if he could skate into the room. |
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| On the night of the party Merlin had rolled into the room |
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| playing his violin. Everyone was surprising to see him. |
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