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With the world’s population estimated to grow from six to nine billion by 2050, researchers, businesses and governments are alre
With the world’s population estimated to grow from six to nine billion by 2050, researchers, businesses and governments are alre
admin
2022-08-05
24
问题
With the world’s population estimated to grow from six to nine billion by 2050, researchers, businesses and governments are already dealing with the impact, this increase will have on everything from food and water to infrastructure (基础设施) and jobs. Underling all this【C6】________ will be the demand for energy, which is expected to double over the next 40 years.
Finding the resources to meet this demand in a【C7】________, sustainable way is the cornerstone (基石) of our nation’s energy security, and will be one of the major【C8】________of the 21st century. Alternative forms of energy-bio-fuels, wind and solar, to name a few—are【C9】________being funded and developed, and will play a growing【C10】________in the world’s energy supply. But experts say that even when【C11】________, alternative energy sources will likely meet only about 30% of the world’s energy needs by 2049.
For example, even with【C12】________investments, such as the $ 93 million for wind energy development【C13】________in the American Recovery and Reinvestment Act, important alternative energy sources such as wind and bio fuels【C14】________only about 1% of the market today.
Energy and sustainability experts say the answer to our future energy needs will likely come from a lot of【C15】________—both traditional and alternative.
[A] stable [B] solutions
[C] significant [D] role
[E] progress [F] marvelous
[G] included [H] growth
[I] exactly [J] consist
[K] comprise [L] competitions
[M] combined [N] challenges
[O] certainly
【C6】
选项
答案
H
解析
空格前面为指示代词this, 后面为谓语动词will be, 由此可知空格中应填单数名词。this是对上文的概括, 指的应该是上文提到的人口增长, 故此处应填入与上文increase同义的词, growth符合文义。
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本试题收录于:
公共英语三级笔试题库公共英语(PETS)分类
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公共英语三级笔试
公共英语(PETS)
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