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【单选题】Passage Two Britain’s emissions of greenhouse gases, blamed by many scientists for contributing to global warming, have fallen by 14 percent since 1990, according to the latest government...
A.
To cut by 23% on 1990 levels.
B.
To cut by 25% on 1990 levels.
C.
To cut by 12.5% on 1990 levels.
D.
To cut by 50% on 1990 levels.
【单选题】Passage Two Britain’s emissions of greenhouse gases, blamed by many scientists for contributing to global warming, have fallen by 14 percent since 1990, according to the latest government...
A.
reducing emissions of greenhouse gases
B.
recovering lakes and rivers from pollution
C.
preventing acid rain from falling
D.
curbing air pollution from cars and heavy industry
【单选题】Britain’s emissions of greenhouse gases, blamed by many scientists for contributing to global warming, have fallen by 14 percent since 1990, according to the latest government report. British lakes an...
A.
To cut by 23% on 1990 levels.
B.
To cut by 25% on 1990 levels.
C.
To cut by 12.5% on 1990 levels.
D.
To cut by 50% on 1990 levels.
【单选题】Low-level slash-and-burn farming doesn’t harm rainforest. On the contrary, it helps farmers and improves forest soils. This is the unorthodox view of a German soil scientist who has shown that burnt c...
A.
the composition of the topsoil is rather unstable
B.
black carbon is washed away by heavy rains
C.
organic matter is quickly lost due to heat and rain
D.
long-term farming has exhausted the ingredients essential to plant growth
【单选题】Passage Two Britain’s emissions of greenhouse gases, blamed by many scientists for contributing to global warming, have fallen by 14 percent since 1990, according to the latest government...
A.
Introduced catalytic converters on cars.
B.
Encouraged use of low sulphur and lead-free petrol.
C.
Replaced coal and oil with gas in power generation.
D.
Closed down some heavy industry factories.