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The Great Wall is famous as the one of the miracles in the history, it attracts the people from all around the world to witness its greatess. But according to the research, the Great Wall is missing gradually, for it suffers the damage from both nature and human being. As the environment is polluted, the acid rain often comes and destroys the buildings in the long run. What’s more, the increasing number of tourists step on the bricks, which will damage the building. More unpolited behaviors have been reported, such as people like to write down some words to remember their trip here, which disfigures the appearance of this great site. When the Great Wall disappears some day, it is the greatest pity, we are no longer have the chance to appreciate its grandness. To save this miracle, we need to behavior ourselves and protect the environment.

長城是歷史上一個著名奇跡,它吸引了來自世界各地的人去見證。但根據研究,長城正在逐漸消失,因為受到來自自然和人類造成的損害。隨著環境受到污染,經常下酸雨，長期破壞建筑物。而且,越來越多的游客踏在磚上,這會損害建筑。越來越多不禮貌的行為被報道出來,比如人們喜歡寫一些詞來紀念他們的旅行,這會讓長城的外觀變形。長城有一天消失了,這是最大的遺憾,我們不再有機會去欣賞它的雄壯。為了拯救這個奇跡,我們需要我們約束,保護環境。