【正文】
asks you whether the Grand Canyon is the greatest wonder of the natural world, it may be easy to (9) ________. 4 P5 Complete the passage with the words in the box. below mile remain reply sign silent sky stream through sign silent remain sky mile below stream through reply Writing The Great Wall is one of the great wonders of the world. It was built in the Qin Dynasty and it has a history of more than 2,000 years. It lies in the north of China. The wall is about 6,700 kilometers long and stretches from Shanhaiguan to Jiayuguan. The height of the wall is meters, and its width averages out at around meters at the base and meters at the top. The Great Wall has bee a symbol of the Chinese nation and its culture