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Energy will be one of the defining issues of this century. One thing is clear: the era of easy oil is over. What we all do next
Energy will be one of the defining issues of this century. One thing is clear: the era of easy oil is over. What we all do next
admin
2013-06-10
57
问题
Energy will be one of the defining issues of this century. One thing is clear: the era of easy oil is over. What we all do next will (1)_____ how well we meet the energy needs of the entire world in this century and (2)_____.
Demand is (3)_____ like never before. As populations grow and economies take (4)_____ millions in the developing world are enjoying the (5)_____ of a lifestyle that requires increasing amounts of energy. (6)_____, some say that in 20 years the world will (7)_____ 40% more oil and gas fields are maturing. And new energy (8)_____ are mainly occurring in places where resources are difficult to (9)_____, physically, economically and even politically. When growing demand meets tighter supplies, the result is more (10)_____ for the same resources.
We can wait (11)_____ a crisis forces us to do something. Or we can (12)_____ to working together, and start by asking the tough questions: How do we meet the energy needs of the developing world and those of (13)_____ nations? What role will renewables and (14)_____ energies play? What is the best way to protect our environment? How do we accelerate our conservation efforts? (15)_____ actions we take, we must look not just to next year, (16)_____ to the next 50 years.
We believe that innovation, collaboration and conservation are the cornerstones (17)_____ which to build this new world. We cannot do this (18)_____. Corporations, governments and every citizen of this planet must be part of the solution (19)_____ surely as they are part of the problem. We call upon scientists and educators, politicians and policy-makers, environmentalists, leaders of industry and each one of you to be part of (20)_____ the next era of energy.
选项
A、on
B、around
C、in
D、by
答案
A
解析
介词用法题。首先应分析本句结构。We believe之后的that引导宾语从句,从句中的表语cornerstones后紧接一个"介词结构+which"引导的定语从句,而所需介词应与先行词cornerstones构成介词短语,同时充当build this new world的状语。on the cornerstones,意为"在…基础之上"。around,in,by虽均为介词,但不可与cornerstone搭配,语义不符。
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0
考研英语一
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