24. A. type　　 　　　　 B. quality　　　 　　 C. amount　　　 D. level

23. A. plentiful　 　　 B. enough　 　　　　 C. any　　　 　 D. much

22. A. That　　 　　 B. It　　　　　 C. What　　　 　 D. As

21. A. winners　 　　　　 B. settlers　　 　　 C. fighters　　 　　 D. supporters

20. A. made　　 　　 B. designed　　 　　 C. signed　　　 D. written

19. A. unlawful　 　　　　 B. unacceptable　 　 C. unpopular　 　 D. uncommon

18. A. fine　　 　　　　 B. beautiful　　 　　 C. rich　　　　 D. farming

17. A. dry　　　 　　　　 B. distant　　 C. deserted　　 　　 D. wild

16. A. Using　　 　　　　 B. Holding　　 　 C. Owning　　 　 D. Finding

15. The basketball players _______ each other the best luck in the game before it started.

　 A. wished　　　　　　 B. hoped　　　　　　 C. expected　　 D. wanted

完形填空

The amount of usable water has always been of great interest in the world. 　16 　springs and streams sometimes means control, particularly in the 　17 　areas like the desert. The control is possible even without possession of large areas of 　18 　land. In the early days of the American West, gun fights were not 　19 　for the water resources, and laws had to be 　20 　to protect the water rights of the 　21 　and the use of the water resources accordingly.

_22 　is known to us all, there is not 　23 　water in all places for everyone to use as much as he likes. Deciding on the 　24 　of water that will be used in any particular period 　25 　careful planning, so that people can manage and use water more 　26 　.Farmers have to change their use of or demand for water　 27　 　the water supply forecast.

The _28 　water supply forecast is based more on the water from the _29 　than from the below. Interest is 　30_ in the ways to increase rainfall by man-made methods, and to get water from the winter snow on mountain 　31_ . With special equipment, some scientists are studying the ways in which the mountain snow can be 　32 , and with the help of a repeater station, they send the 　_33 　data to the base station. The operator at the base station can get the data at any time by _34 　a button. In the near future, the forecast and use of water 　35 　probably depend on the advance knowledge of snow on mountains, not of water underground.