There is a mounting pressure on public lands to satisfy US energy demands_______.

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• 1Geothermal resources, wind turbines, and hydropower facilities in Paragraph 4 cited as examples to illustrate that_______.

  A.the amount of alternative energy production from public lands is huge

  B.alternative energy production is no less than conventional energy production

  C.they are the most typical conventional energy resources from public lands

  D.geothermal resources are more important than the other two

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• 2Which of the following statements is true of public lands in the U. S. 、

  A.The majority of undiscovered natural gas is stored there.

  B.Half of US energy is produced there.

  C.Most of coal was produced from there in 2000.

  D.Most energy resources are reserved ther

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• 3What is the main idea of this passage、

  A.Public lands are one of the main sources of revenues.

  B.Public lands play an important role in energy production.

  C.Public lands should be developed to ease energy shortage.

  D.Public lands store huge energy resources for further development.

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• 4To protect our ecosystems we should not use more than_______

  A.our share of resources

  B.a biological creature

  C.a given area

  D.the maintenance of the ecosystem

  E.the source of food

  F.various species

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• 5Plants, animals and humans are all effective in_______

  A.our share of resources

  B.a biological creature

  C.a given area

  D.the maintenance of the ecosystem

  E.the source of food

  F.various species

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• 6Public lands can be used for energy development when_______.

  A.energy development restrictions are effective

  B.federal land managers grant permissions

  C.they go through the land use planning process

  D.there is enough federal budget

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• 7"Poorer children" and "hungry people" are mentioned in Paragraph 2 to show_______.

  A.humans' senses are influenced by what's going on in their heads

  B.they have sharper senses than others

  C.they lose their senses because of poverty and hunger

  D.humans' senses are affected by what they see with their eyes

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• 8There was a delay in Radel's experiment because

  A.he needed more students to join

  B.he didn't prepare enough food for the 42 students

  C.he wanted two groups of participants, hungry and non-hungry

  D.he didn't want to have the experiment at noon

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• 9Why did the 80 words flash so fast and at so small a size on the screen、

  A.To ensure the participant was unable to perceive anything.

  B.To guarantee each word came out at the same speed and size.

  C.To shorten the time of the experiment.

  D.To make sure the participant had no time to think consciously.

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• 10Radel's experiment discovered that hungry people_______.

  A.were more sensitive to food-related words than stomach-full people

  B.were better at identifying neutral words

  C.were always thinking of food-related words

  D.saw every word more clearly than stomach-full people

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