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

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，and laws bad 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.

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. tops                       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

阅读下面短文，掌握其大意，从短文后各题所给的四个选项（A、B、、C、D)中，选出可以填入空白处的最佳选项。

    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 advanced knowledge of snow on mountains, not of water underground.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

A. rocks           B. tips              C. tops             D. trees

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

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

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

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