（共10小题，每小题1.5分，满分15分）
阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。
Ben: Look! The Great Wall.
Tom: It’s _________(real) splendid.
Ben: This is a man-made wonder and it is thought of._______ one of the greatest ___________(wonder) in the world.
Tom: Look, so many people are here. I’m sure there are thousands of people ___(visit) it every day.
Ben: Yes, there are more than ten thousand visitors climbing the Great Wall every day.
Tom: What’s the ___________(long)of the Great Wall?
Ben: It’s about 6,000 kilometers from East to West.
Tom: __________was it built?
Ben: The construction of some walls began _______the Warring States period. In 221 BC, Qin Shihuang had all the walls____(link) up and added up. From then on, we got the Great Wall.
Tom: I see. The Great Wall has___________ history of more than two thousand years.
Ben: Yes, you are right. And there is a Chinese saying, “He, .______ doesn’t reach the Great Wall, is not a true man.” Come on. Let’s go to the top.