THE GREAT WALL OF CHINA
The Great Wall of China is one of the (1)___________of the modern world and became a UNESCO Heritage Site in 1987. It is one of the longest (6,700 km) structures (2)_______ the world, and has a history of more than two thousand years. The building of the wall began between the 7th and 8th centuries BC (3)_________ a means of defending most of China from the invading people of the north. The rulers of different parts of the country (4)__________ sections of the wall, and these were joined together in the time of the Qin dynasty. During the Ming dynasty (1368-1644 AD) the wall was repaired and extended and took on the appearance it has today, with (5)__________ complex system of forts and towers. It has an average height of ten metres and a width of five metres, and it runs from the east to the west.
wonders
in
as
built
the