更多"Water WarningsUrgent Tasks for Chin"的相关试题:
[填空题]
Water Warnings
Urgent Tasks for China
Water has long been considered an inexhaustible resource. But China is facing an unmistakable water crisis, and recently, because of increasingly hard-to-miss symptoms of the shortage, people in all parts of society are beginning to realize just how precious commodity water really is.
At first glance, it seems like there should be enough: China’s total supply of freshwater resources ranks sixth in the world, after Brazil, Russia, Canada, the United States and Indonesia. But despite this apparent advantage, China’s per capita water resources fall far below the world average of 7,600 cubic meters per-capita due to the country’s enormous population size. China’s per-capita amount of 2,200 cubic meters is expected to decrease further as the country continues its rapid economic growth and population expansion.
"Without excessively exploiting underground water, China has a water gap of nearly 40 bill
[填空题]Water expert Gleick has come up with the best solution to water-related problems.
[单项选择]You’d better the water until it has been boiled.
[A] not drunk [B] not drinking [C] not to drink [D] not drink
[单项选择]You’d better ______ the water until it has been boiled.
A. not drunk
B. not drinking
C. not to drink
D. not drink
[单项选择]You’d better ______the water until it has been boiled.
[A] not drunk [B] not drinking
[C] not to drink [D] not drink
[简答题]You’’d better _______ the water until it has been boiled.
[单项选择]
Water
From the beginning, water has furnished man with a source of food and a highway to travel upon. The first (51) arose where water was a dominant element in the environment, a challenge to man’s ingenuity. The Egyptians invented the 365-day calendar (52) the Nile’s annual flooding. The Babylonians, who were among the most famous law-makers in ancient times, invented laws (53) water usage. Water inspired the Chinese to build a 1,000- (54) canal, a complex system which, after nearly 2,500 years, remains still practically (55) and still commands the astonishment of engineers. But the (56) never found complete solutions to their water problems. The Yellow River is also known (57) "China’s Sorrow"; it is so unpredictable and dangerous (58) in a single flood it may cause a million (59) . Floods slowed the great civilization of the Indus River Valley, and inadequate drainage rui
A. by
B. on
C. and
D. to
