The fact is, the world has been finding less oil than it has been using for

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问题 The fact is, the world has been finding less oil than it has been using for more than twenty years now. Not only has demand been【C1】______, but the oil we have been finding is coming from places that are【C2】______ to reach. At die same time, more of this newly【C3】______ oil is of the type that requires a greater investment to【C4】______. And because demand for this precious resource will grow, according to some, by over 40 percent by 2025, fueling the world’s economic【C5】______ will take a lot more energy from every possible source.
The energy industry needs to get more from existing fields while continuing to search for new【C6】______. Automakers must continue to improve fuel efficiency and perfect hybrid(混合动力的) vehicles. Technological improvements are needed so that wind, solar and hydrogen can be more【C7】______ parts of the energy equation. Governments need to formulate energy policies that promote【C8】______ and environmentally sound development. Consumers must be willing to pay for some of these solutions, while practicing conservation efforts of their own.
Inaction is not an【C9】______. So let’s work together to balance this equation. We are taking some of the【C10】______ needed to get started, but we need your help to go the rest of the way.
A) consequently I) feasible
B) cultivate J) growth
C) declining K) option
D) derived L) refine
E) difficult M)reserves
F) discovered N) soaring
G) economically O)steps
H)exception [br] 【C4】

选项

答案 L

解析

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