6. 江苏启东中学高三英语试卷一

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 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.

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.

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