In this section, you will hear a lecture about Australia’s water problems. It will be played only once. For answers 21-30, complete the notes by writing a word or a short phrase. Remember to write the answers on the answer sheet.
Australia is (21) driest continent in this world. The evaporation rate of rainfall in Australia is (22) .
The reason for rapid drying-up of water and bare penetrating of the soil of rainfall is that the moisture is absorbed by. (23)
In sandy soils rainwater can (24)
Water is mainly pumped up for (25)
Natural springs are located in some parts (26)
Underground water supplies about 18% of the (27)
The dams store water for a variety of functions:
· the rural irrigation (28)
· the regulation (29)
· the generation (30)