第5页,共7页。
Along the wall are watchtowers, where soldiers used to keep
watch. Fires were lit on the the towers as a warning when the
enemy came. It has a history of over twenty centuries.
第4页,共7页。
It is one of the wonders of the world. It has a history of over twenty centuries. The Great Wall is wide enough at the top for five horses or ten men to walk side by side.
6000 kilometres long. The Great Wall of China It has a history of over twenty centuries. It has a history of over twenty centuries. Along the wall are watchtowers, where soldiers used to keep watch. 6000 kilometres long. It is one of the wonders of the world. Along the wall are watchtowers, where soldiers used to keep watch. Fires were lit on the the towers as a warning when the enemy came. The Great Wall of China The Great Wall is wide enough at the top for five horses or ten men to walk side by side. The Great Wall of China The Great Wall of China 6000 kilometres long. Fires were lit on the the towers as a warning when the enemy came.