高等教育 / 大学英语2
(单选题) What is the main idea of this passage? ( )
A、Public lands are one of the main sources of revenues.
B、Public lands should be developed to ease energy shortage.
C、Public lands play an important role in energy production.
D、Public lands store huge energy resources for further development..
A、Public lands are one of the main sources of revenues.
B、Public lands should be developed to ease energy shortage.
C、Public lands play an important role in energy production.
D、Public lands store huge energy resources for further development..
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