From the beginning, water has furnished man with a source of food and a highway to travel upon. The first civilizations arose __1__ water was a dominant element in the environment, a challenge __2__ man's ingenuity. The Egyptians invented the 365-day calendar in response to the Nile's annual flooding. The Babylonians, __3__were among the most famous lawmaker in ancient times, invented laws __4__ water usage. Water inspired the Chinese to build a 1,000- __5__ canals, a complex system which, after nearly 2,500 years, remains still practically __6__ and still commands the astonishment of engineers. But __7__ never found complete solutions to their water problems. The Yellow River is also known as "China Sorrow"; it is so unpredictable and dangerous __8__ in a single flood it has caused a million __9 __ . Floods slowed the great __10__ of the Indus River Valley, and inadequate drainage ruined __11__ of its land. Today water dominates man __12__ it always has done. Its presence continues to __13__ the location of his homes and cities; its violent variability can __14__ man or his herds or his crops; its routs links him __15__his fellows; its immense value may add to already dangerous political conflicts. There are many examples of this in our own time.
1. A) where B) the place C) when D) in the place
2. A) with B) as C) to D) on
3. A) they B) C) that D) who
4. A) regulates B) regulate C) regulated D) regulating
5. A) miles B) mile C)mile's D) miles'
6. A) in use B) for use C) by use D) on use
7. A) ancient B) the ancients C) ancients D) ancients people
8. A) that B) / C) because D) which
9. A) people B) deaths C) damages D) ruins
10. A) influence B) effect C) society D) civilization
11. A) many B) lot C) much D) a lots
12. A) for B) as C) because D) whereas
13. A) govern B) control C) lead D) influence
14. A) cause B) violate C) kill D) damage
15. A) by B) on C) and D) to
参考答案：A,C,D,D,B A,B,A,B,D C,B,A,C,D
