英语演讲稿范文:From Walls to Bridges im studying in a city famous for its walls. all visitors to my city are amazed by the imposing sight of the city walls, silhouetted by the setting sun with gold and shining lines. with old, cracked bricks patched with lichen, the walls are weather-beaten guards, standing still for centuries in protecting the city. our ancestors liked to build walls. they built walls in beijing, xian, nanjing and many other cities, and they built the great wall, which snak