Welcome to our country. I very gald to be your guide.Now ,I'd like to tell you something more about the Great Wall of China.The Great Wall had a history of over 2000 years. It is considered to be one of the wonders in the world. The Great Wall is 6000 kilometers long,6-7 meters high but 4-5 meters wide. Tpday the Great Wall has become place of interest. And it was built by the worked people thousands of years ago. So the chinese are all pride .That is all. I wish you will enjoy you visit here. 哥哥姐姐帮忙改下`~谢谢拉