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【单选题】
The first speaker says that energy from the tides, currents, and waves could produce ____percent of American electricity.
A.
12
B.
20
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【单选题】The water in New Hampshire’s Piscataqua River presents____ problems for tidal technology than the water in New York’s East River.
A.
more
B.
fewer
【单选题】Small fish will____ the screens in the turbine engines of the Underwater Electric Kite Company of Maryland.
A.
be turned away from
B.
safely pass through
【单选题】The companies ____ on how much power they will be able to produce from the tides.
A.
agree
B.
disagree
【简答题】Causes Effects 1. Concerns over global warming are increasing. 2. Engineers can capture free-flowing river energy. 3. Advocates believe in tidal power. 4. Water is more than 800 times denser t...
A.
Not all equipment is appropriate everywhere.
B.
Scientists are looking for alternative sources of energy.
C.
Protective screens need to be added to turbines.
D.
A commission has been established to study tidal power.
E.
Tidal power might be a good source of renewable energy.
F.
Energy from the tides will not be able to supply a large region.
G.
Few companies are interested in investing in tidal power in the US.
H.
Water is very powerful.
【单选题】Engineers want to harness the energy from the ocean.
A.
attach a horse to a carriage with a device made of leather
B.
control and use the force of something to produce power
C.
use straps to hold something in place
【单选题】The strong current from the ocean brings warm water from other areas.
A.
flow of electricity
B.
of the present time
C.
continuous flow of air or water
【单选题】We need to tap the power of the wind by using windmills.
A.
make use of
B.
touch lightly
C.
listen to phone conversations
【单选题】When there is a free flow of fast-moving water, the energy from a river could provide electricity for many homes.
A.
not paid for
B.
not controlled
C.
not being used
相关题目：
【单选题】The water in New Hampshire’s Piscataqua River presents____ problems for tidal technology than the water in New York’s East River.
A.
more
B.
fewer
【单选题】Small fish will____ the screens in the turbine engines of the Underwater Electric Kite Company of Maryland.
A.
be turned away from
B.
safely pass through
【单选题】The companies ____ on how much power they will be able to produce from the tides.
A.
agree
B.
disagree
【简答题】Causes Effects 1. Concerns over global warming are increasing. 2. Engineers can capture free-flowing river energy. 3. Advocates believe in tidal power. 4. Water is more than 800 times denser t...
A.
Not all equipment is appropriate everywhere.
B.
Scientists are looking for alternative sources of energy.
C.
Protective screens need to be added to turbines.
D.
A commission has been established to study tidal power.
E.
Tidal power might be a good source of renewable energy.
F.
Energy from the tides will not be able to supply a large region.
G.
Few companies are interested in investing in tidal power in the US.
H.
Water is very powerful.
【单选题】Engineers want to harness the energy from the ocean.
A.
attach a horse to a carriage with a device made of leather
B.
control and use the force of something to produce power
C.
use straps to hold something in place
【单选题】The strong current from the ocean brings warm water from other areas.
A.
flow of electricity
B.
of the present time
C.
continuous flow of air or water
【单选题】We need to tap the power of the wind by using windmills.
A.
make use of
B.
touch lightly
C.
listen to phone conversations
【单选题】When there is a free flow of fast-moving water, the energy from a river could provide electricity for many homes.
A.
not paid for
B.
not controlled
C.
not being used
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