The Great Wall is famous all over the world, it is one of the most remarkable symbols of China, it has long history. But as there are more and more people to visit the famous building, it has been damaged to some degree. In order to protect the great building, we should not throw away the rubbish and do not make some marks, so that we can enjoy the great building.

　　長城舉世聞名，它也是中國的一個顯著標志，長城有很長的歷史。但是隨著越來越多的人參觀這座著名的建筑物，長城在一定程度上受到了破壞。為了保護長城，我們不應該到處亂扔垃圾，不要做標記，這樣我們才能欣賞這座偉大的建筑。