1.What caused the Aral Sea to shrink?
［A］The rivers flowing into it have been diverted.
［B］Farmers used its water to irrigate their farmland.
［C］Government planners over-pumped its water.
［D］High temperature made its water badly evaporate.

2.The construction of massive dams and irrigation projects .
［A］does more good than harm
［B］solves more problems than what they created
［C］does more harm than good
［D］brings more water to people than expected

3.The chief causes of water shortage include .
［A］population growth and water waste
［B］water pollution and dry weather
［C］water waste and pollution
［D］population growth and water pollution

4.Americans could suffer from greatly serious water shortages?
［A］living in rich areas
［B］living in big cities but poor condition
［C］depending on groundwater
［D］bearing high standards of safe drinking water in mind

5.What is the main pollutant in developed countries?
［A］Untreated toxic chemicals from manufacturers.
［B］Raw sewage into rivers and streams.
［C］Herbicides and pesticides used by farmers.
［D］Household cleaners poured down the drain.

6.How does algae make threats to life of a body of water?
［A］By covering the whole surface of the water.
［B］By competitively using oxygen life in water needs.
［C］By living more rapidly than other life in water .
［D］By releasing hazardous chemicals into water.

7.According to Gleick, who should be responsible for solving water-related problems?
［A］government and housewives.
［B］farmers and manufacturers.
［C］ordinary people and manufacturers.
［D］government and every person.

8. According to Peter H. Gleick, by the year 2025, as many as of the world’s people will suffer from water shortages.

9.Two thirds of the freshwater on Earth is locked in.

10.In developed countries, before toxic chemicals are released into rivers and lakes, they should be treated in order to avoid.

Part III Listening Comprehension(35 minutes)

Section A

Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the conversation and the questions will be spoken only once. After each question there will be a pause. During the pause, you must read the four choices marked ［A］,［B］,［C］and［D］, and decide which is the best answer. Then mark the corresponding letter on Answer Sheet 2 with a single line through the centre.

11.［A］Wait for the sale to start.
［B］Get further information about the sale.
［C］Call the TV station to be sure if the ad is true.
［D］Buy a new suit.

12.［A］He doesn’t think that John is ill.
［B］He thinks that perhaps John is not in very good health.
［C］He is aware that John is ill.
［D］He doesn’t think that John has a very good knowledge of physics.

13.［A］Before six.［B］At six.［C］After six.［D］After seven.

14.［A］It is bigger.［B］It has a prettier color.
［C］It has a larger yard.［D］It is brighter.