答案：

　　Last week I took my foreign teacher Mr Green to the Great Wall. After he been told some of the history of the world－famous wonder his face showed an expression. Mr Green was greatly struck by the beauty of the Great Wall that I photos of him，which would be a good memory for him. At the top Mr Green was interested in the activity of protecting the environment. He joined it and signed his name. Only when a Chinese girl brought back bag did Mr Green that he had forgotten it. He told some of his that he was deeply impressed by the Chinese people.