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【简答题】
Fossil fuels are cheap. 2. Sunlight is free and renewable. 3. Wind is free and renewable. 4. Hydroelectric power is reliable and safe 5. Geothermal energy is renewable and plentiful. 6. When generating nuclear power, lower amounts of greenhouse gases are released.
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举一反三
【单选题】Which represents the correct order of energy production in England from high to low?
A.
nuclear, coal, gas
B.
coal, gas, nuclear
C.
gas, nuclear, coal
【单选题】Which of the following combinations is correct?
A.
nuclear-expensive
B.
wind turbines-reliable
C.
gas-imported
【单选题】Which of the energy power stations produces the most carbon dioxide?
A.
coal
B.
wind turbines
C.
fracturing
【单选题】The technicians needed to retrofit the old computers with new chips.
A.
put a new piece of equipment into a machine that did not have it when it was built
B.
replace new equipment with old equipment
C.
put old parts into a new machine
【单选题】The debate over the pros and cons of nuclear energy leave the public conflicted about its safety.
A.
enthusiastically convinced
B.
emotionally confused
C.
clearly informed
【单选题】Nuclear waste materials have proven to have a catastrophic effect on life near the power plants.
A.
disastrous
B.
fortunate
C.
common
【单选题】One concern with using gas, coal, and oil as fuels is the emissions they produce, which can cause illnesses in people and animals that breathe them.
A.
sticky, greasy substances
B.
liquid leaked into the environment
C.
gases sent out into the air
【单选题】We look forward to the day when the reduction of greenhouse gases is a top priority.
A.
advantage
B.
emphasis
C.
pre-condition