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【单选题】
Cause: Plants pull carbon dioxide from the air and return only the same amount of carbon dioxide that they took. Effect:
A.
Biodiesel can be used in diesel trucks
B.
Algae doesn't create a greenhouse gas when burned.
C.
One acre of water can produce 200 tons of algae.
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Cause: Solar panels cost $10,000 per house Effect:
A.
Biodiesel may not need more financial support.
B.
Shelley's strong evidence convinces the group.
C.
The group decides sun-based energy is too expensive.
【单选题】Cause: Effect: The group will recommend alge as an energy investment.
A.
Shelley's strong evidence convinces the group.
B.
Students recommend an energy investment.
C.
One acre of water can produce 200 tons of algae.
【单选题】New Hampshire state representatives appear to be____of pursuing tidal power.
A.
supporters
B.
opponents
【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