阅读下面短文，在空白处填入一个适合的单词或填入括号中所给单词的正确形式。
The Great Wall of China has a history of over
two thousand years. It runs from the east {#blank#}1{#/blank#} the west in North China. It's
about 6, 300 kilometers long.
It's
often {#blank#}2{#/blank#} （call）"Ten-Thousand-Li Great Wall". It is one of the" Seven
Wonders of the Ancient World".
The Great Wall is wide enough for ten {#blank#}3{#/blank#} （man）to walk side by side. Horses can also run along it, too. The Great
Wall was made {#blank#}4{#/blank#} stones and bricks（砖）. There are huge stones on each side and on {#blank#}5{#/blank#} highest part. But now some
sections of it are worn out.
There are tall watchtowers along the Great Wall.
{#blank#}6{#/blank#} （one）upon a time, the soldiers kept {#blank#}7{#/blank#} （watch）the enemies（敌人）in the watchtowers day and
night. They made fire on the towers to tell each other when the enemies {#blank#}8{#/blank#} （come）.
Nowadays we {#blank#}9{#/blank#} （not）use the Great Wall to keep away the enemies any more. It is a famous
place of interest to all the people in the world. Every year thousands of
people come to visit {#blank#}10{#/blank#} from all over the world.
