The world is now in danger of the lack of water．More and more people have found it difficult to have enough water, especially clean water．How to make full use of water resources is a big problem．

　　The amount of usable water has always been of great interest in the world．　1　 springs and streams sometimes means control, particularly in the 　2　 areas like the desert．The control is possible even without possession of large areas of 　3　 land．In the early days of the American West, gun fights were not 　4　 for the water resources．And laws had to be 　5　 to protect the water rights of the 　6　 and the use of the water resources accordingly．

　　　7　 is known to us all, there is not 　8　 water in all places for everyone to use as much as he likes．Deciding on the 　9　 of water that will be used in any particular period 　10　 careful planning, so that people can manage and use water more 　11　 ．Farmers have to change their use of or demand for water 　12　 the water supply forecast．

　　The 　13　 water supply forecast is based more on the water from the 　14　 than from the below．Interest is 　15　 in the ways to increase rainfall by man-made methods, and to get water from the winter snow on mountain 　16　 With special equipment, some scientists are studying the ways in which the mountain snow can be 　17　 , and with the help of a repeater station, they send the 　18　 data (^数据) to the base station．The operator at the base station can get the data at any time by 　19　 a button．In the near future, the forecast and use of water 　20　 probably depend on the advanced knowledge of snow on mountains, not of water underground．

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完形填空

　　The amount of usable water has always been of great interest in the world. __1__ springs and streams sometimes means control, particularly in the __2__ areas like the desert. The control is possible even without possession of large areas of __3__ land. In the early days of the American west, gun fights were not __4__ for the water resources（资源）, and laws had to be __5__ to protect the water rights of the __6__ and the use of the water resources accordingly.

　　__7__ is known to us all, there is not __8__ water in all places for everyone to use as much as he likes. Deciding on the __9__ of water that will be used in any particular period __10__ careful planning, so that people can manage and use water more __11__. Farmers have to change their use of or demand for water __12__ the water supply forecast（预报）.

　　The __13__ water supply forecast is based more on the water from the__14__than from the below. Interest is __15__ in the ways to increase rainfall by man-made methods, and to get water from the winter snow on mountain __16__. With special equipment, some scientists are studying the ways in which the mountain snow can be __17__, and with the help of a repeater station, they send the __18__ data（数据）to the base station. The operator at the base station can get the data at any time by __19__ a button. In the near future, the forecast and use of water __20__ probably depend on the advance knowledge of snow on mountains, not of water underground.

　

(1)A.Using	B.Holding	C.Owning	D.Finding
(2)A.dry	B.distant	C.deserted	D.wild
(3)A.fine	B.beautiful	C.rich	D.farming
(4)A.unlawful	B.unacceptable	C.unpopular	D.uncommon
(5)A.made	B.designed	C.signed	D.written
(6)A.winners	B.settlers	C.fighters	D.supporters
(7)A.That	B.It	C.What	D.As
(8)A.plentiful	B.enough	C.any	D.much
(9)A.type	B.quality	C.amount	D.level
(10)A.requests	B.requires	C.means	D.suggests
(11)A.effectively	B.easily	C.conveniently	D.actively
(12)A.leading to	B.due to	C.owing to	D.according to
(13)A.correct	B.further	C.average	D.early
(14)A.clouds	B.sky	C.air	D.above
(15)A.raising	B.rising	C.building	D.lasting
(16)A.rocks	B.tips	C.tops	D.trees
(17)A.taken care of	B.made use of	C.piled up	D.saved up
(18)A.picked	B.produced	C.used	D.gathered
(19)A.touching	B.knocking	C.pressing	D.turning
(20)A.might	B.can	C.will	D.should

完形填空

　　The amount of usable water has always been of great interest in the world. 1 springs and streams sometimes means control, particularly in the 2 areas like the desert. The control is possible even without possession of large areas of 3 land. In the early days of the American West, gun fights were not 4 for the water resources（资源）, and laws had to be 5 to protect the water rights of the 6 and the use of the water resources accordingly.

　　 7 is known to us all, there is not 8 water in all places for everyone to use as much as he likes. Deciding on the 9 of water that will be used in any particular period 10 careful planning, so that people can manage and use water more 11 . Farmers have to change their use of or demand for water 12 the water supply forecast（预报）.

　　The 13 water supply forecast is based more on the water from the 14 than from the below. Interest is 15 in the ways to increase rainfall by man-made methods, and to get water from the winter snow on mountain 16 . With special equipment, some scientists are studying the ways in which the mountain snow can be 17 , and with the help of a repeater station, they send the 18 data（数据）to the base station. The operator at the base station can get the data at any time by 19 a button. In the near future, the forecast and use of water 20 probably depend on the advance knowledge of snow on mountains, not on water underground.

(1)A.Using	B.Holding	C.Owning	D.Finding
(2)A.dry	B.distant	C.deserted	D.wild
(3)A.fine	B.beautiful	C.rich	D.farming
(4)A.unlawful	B.unacceptable	C.unpopular	D.uncommon
(5)A.made	B.designed	C.signed	D.written
(6)A.winners	B.settlers	C.fighters	D.supporters
(7)A.That	B.It	C.What	D.As
(8)A.plentiful	B.enough	C.any	D.much
(9)A.type	B.quality	C.amount	D.level
(10)A.requests	B.requires	C.means	D.suggests
(11)A.effectively	B.easily	C.conveniently	D.actively
(12)A.leading 　　 to	B.due 　　 to	C.owing 　　 to	D.according 　　 to
(13)A.correct	B.further	C.average	D.early
(14)A.clouds	B.sky	C.air	D.above
(15)A.raising	B.rising	C.Building	D.lasting
(16)A.rocks	B.tips	C.tops	D.trees
(17)A.taken 　　 care of	B.made 　　 use of	C.piled 　　 up	D.saved 　　 up
(18)A.picked	B.produced	C.used	D.gathered
(19)A.touching	B.knocking	C.pressing	D.turning
(20)A.might	B.can	C.will	D.should

The amount of usable water has always been of great interest in the world. ___36___ springs and streams sometimes means control,  particularly in the ___37___ areas like the desert. The control is possible even without possession of large areas of ___38___ land. In the early days of the American West,  gun fights were not ___39___ for the water resources (资源). And laws had to be ___40___ to protect the water rights of the ___41___ and the use of the water resources accordingly.

42___ is known to us all,  there is not ___43___ water in all places for everyone to use as much as he likes. Deciding on the ___44___ of water that will be used in any particular period

45___ careful planning,  so that people can manage and use water more ___46___. Farmers have to change their use of or demand for water ___47___ the water supply forecast (预报).

The ___48___ water supply forecast is based more on the water from the ___49___ than from the below. Interest is ___50___ in the ways to increase rainfall by man-made methods,  and to get water from the winter snow on mountain ___51___. With special equipment,  some scientists are studying the ways in which the mountain snow can be ___52___,  and with the help of a repeater station,  they send the ___53___ data (数据) to the base station. The operator at the base station can get the data at any time by ___54___ a button. In the near future,  the forecast and use of water ___55___ probably depend on the advance knowledge of snow on mountains,  not of water underground.

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

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

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

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

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

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

42. A. That     B. It C. What  D. As

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

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

45. A. requests       B. requires      C. means D. suggests

46. A. effectively   B. easily  C. conveniently      D. actively

47. A. leading to    B. due to C. owing to    D. according to

48. A. correct  B. further       C. average      D. early

49. A. clouds  B. sky     C. air      D. above

50. A. raising  B. rising  C. building     D. lasting

51. A. rocks    B. tips     C. cops    D. trees

52. A. taken care of       B. made use of       C. piled up     D. saved up

53. A. picked  B. produced    C. used    D. gathered

54. A. touching      B. knocking    C. pressing     D. turning

55. A. might   B. can     C. will    D. should