完形填空。 The Great Wall of China The Great Wall of China is the longest wall in the world. It 1 from west to east, 2 mountains, 3 valleys and finally 4 the sea. The Great Wall has a history of over two 5 years. People began to 6 the wall 7 the spring and Autumn Period in Chinese history. In about 221 BC Qin Shihuang had all the walls 8 . 9 ,the Great Wall came to the world. The Great Wall is 10 6,000 kilometers long, 6-7 meters high and 4-5 meters wide. In most places it is 11 enough for five horses or ten men to walk 12 along the top. It was very 13 to build 14 a great wall in the old 15 . Thousand of men 16 when they built it. The Great Wall was made not only of stones, but millions of 17 . Today, the Great Wall has become a place 18 interest not only to the Chinese but also to people all over the world. 19 the Egyptians feel proud of their pyramids, 20 Chinese people also feel proud of our Great Wall. (     )1. A. comes (     )2. A. through (     )3. A. and (     )4. A. gets (     )5. A. thousand (     )6. A. create (     )7. A. between (     )8. A. made up (     )9. A. Since then on (     )10. A. no more than (     )11. A. wide (     )12. A. one by one (     )13. A. easy (     )14. A. like (     )15. A. times (     )16. A. killed (     )17. A. life (     )18. A. of (     )19. A. Just as (     )20. A. us B. goes B. along B. from B. comes B. million B. design B. at B. joined up B. Now and then B. not more than B. long B. day by day B. difficult B. look B. history B. died B. live B. with B. As if B. we C. lies C. over C. to C. reaches C. hundred C. form C. in C. sent up C. From then on C. less than C. high C. side by side C. good C. so C. countries C. murdered C. lives C. for C. Look like C. our D. stands D. across D. through D. arrives D. billion D. build D. on D. put up D. After then D. more than D. tall D. step by step D. bad D. such D. enemies D. gone D. living D. about D. Such D. ours