单项选择题

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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热门试题

单项选择题

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

单项选择题

The oscillating water column produces power from ______.

A．the turbine that powers the generator
B．the generator that produces electricity
C．the cylinders that drives the turbine
D．the air that escapes from the turbine