The Great Wall of China has a history of over two thousand years. It runs from the east to the west in North China . It is about 6,300 kilometers 1 . It is often 2 “The Ten-thousand- Li Great Wall”. It is one of the “Seven Wonders” of the ancient world.

　　The Great Wall is 3 for ten men to walk side by side. Horses can also run along it, too. The Great Wall 4 stones and bricks(砖). There are huge stones on 5 side and on the highest part. But now some sections of it are worn out.

　　There are tall watchtowers along the Great Wall. Once upon a time, the soldiers kept 6 the enemies(敌人) in the watchtowers day and night. They made 7 on the towers to 8 each other when the enemies came.

　　Nowadays we don’t use the Great Wall to keep away the enemies any more. It is a famous place of 9 to all the people in the world. Every year 10 people come to visit it from all over the world.

　　1.A. wide B. tall C. long D. high

　　2.A. calling B. call C. called D. calls

　　3.A. enough wide B. wide enough C. more enough D. too enough

　　4.A. was made of B. was made from C. was made in D. was made by

　　5.A. both B. all C. each D. either

　　6.A. seeing B. watching C. looking D. reading

　　7.A. fire B. a kite C. a face D. a toy

　　8.A. tell B. talk C. speak D. say

　　9.A. interested B. interesting C. interest D. interests

　　10.A. thousand B. thousands C. thousands of D. thousand of