[判断题]Water has a high specific heat.

[填空题]Ceramic Water Purifier has become a household necessity in all the developing countries.

[单项选择]The water supply has been cut off temporarily because the workers _______ one of the main pipes.
A. had repaired
B. have repaired
C. repaired
D. are repairing

[填空题]One of our water pipes has burst. We must send _____ the plumber.

[单项选择]The required testing for a specific task has been completed and passed. The customer is not confident of the test and requests an additional modified test, this situation indicates inadequate ______ .
A. control procedures
B. audit review
C. assurance funding
D. quality plan development

[简答题]

Nowadays drinking pure water has become a fashion with many people． Please write an essay commenting on:
1． the reason for its popularity
2． the effects it may have on people’s health
Your essay should be about 120 words．

[单项选择]The drinking water has become （contaminated） with lead.
A. treated
B. polluted
C. tested
D. corrupted

[单项选择]From the very beginning, water has furnished man with a source of food and a highway to travel. The first civilizations arose (76) water was the dominant element in the environment, a challenge (77) man’s ingenuity. The Egyptians invented the 365-day calendar (78) the Nile’s annual flooding. The Babylonians (79) were among the most famous law-makers in ancient times, invented laws (80) water usage. Water inspired the Chinese to build a 1,000 miles’ canal, a complex system (81) , after 2,500 years, remains particularly in use and still commands the astonishment of engineers. But the ancients never found complete solutions (82) their water problem. The Yellow River is also known as "China’s Sorrow". It is so unpredictable and dangerous (83) in a single flood it has caused a million deaths. Floods slowed the great (84) of the Indus River Valleys, and innumerable damages ruined much of its land. Today, water do
A. where
B. the place
C. when
D. in the place

[填空题]Drinking dirty water has become a major cause of death among children in developing countries.