[单项选择]Getting energy from the ocean is important to ______.
A. Russia because of its limited coal and petroleum resources on land
B. America because it is the greatest consumer of energy in the world
C. Asia because most of Asian countries lack other sources of energy
D. South America because a great part of the population is very poor

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[单项选择]In the matter of developing energy from ocean water, Britain is ______.
A. working on an old Japanese method
B. the most advanced country in the field
C. following the lead of the United states
D. consolidating their work with operations

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[单项选择]This energy comes from substances stored in the cells of the body. These substances ______ energy by combining with oxygen.
A. disperse
B. release
C. develop
D. transmit

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[单项选择]The energy gained from the sun can then be used during the night to enable the necessary chemical reactions to ______ in his body.
A. precede
B. proceed
C. progress
D. practice

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[单项选择]The fee for getting information from BDU should be paid______.
A. annually
B. monthly
C. quarterly
D. every six months

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[单项选择]Man uses the energy for everything from flying to the moon to ______ about it.
A. think
B. thought
C. thinking
D. will think

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[单项选择]The shortage of energy is getting worse. It ______an immediate solution.
A. calls off
B. calls up
C. calls for
D. calls at

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[单项选择]Energy is obtained from rivers by ______.
A. building bridges across them
B. driving generators into them
C. building dams across them
D. directing them into homes and factories

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[单项选择]Every chemical change either results from energy being used to produce the change or causes energy to be ______ in some form.
A. given off
B. put out
C. set off
D. used up

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[单项选择]The most important advances made by man come from ______.
A. technical applications
B. apparently useless information
C. the natural sciences
D. the study of philosophy

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[单项选择]One important aspect the old should learn from the young is that ______.
A. they should fully enjoy life and reject worries
B. they should expect a better future and cherish the hard past time
C. they should try to integrate leisure in work
D. they should learn to indulge in material life

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[单项选择]From the sentence "Energy Secretary Bill Richardson, whose department had ignored security at Los Alamos for years, was walking around in a daze. ", we know that_____.
A. Energy Secretary Bill Richardson was chiefly responsible for the case
B. Energy Secretary Bill Richardson was in a great angry
C. Energy Secretary Bill Richardson was losing his mind in dealing with the case
D. Energy Secretary Bill Richardson was defeated severely

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[单项选择]An air ship _______ by energy from the sun has been suggested.
A. powering
B. to power
C. is powered
D. powered

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