首页
登录
职称英语
With the world’s population estimated to grow from six to nine billion by 20
With the world’s population estimated to grow from six to nine billion by 20
游客
2023-07-20
18
管理
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 have on everything from food and water to infrastructure (基础设施) and jobs. Underlying all this【S1】______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【S2】______. sustainable way is the cornerstone (基石) of our nation’s energy security, and will be one of the major【S3】______of the 21st century. Alternative forms of energy — bio-fuels, wind and solar, to name a few — are【S4】______being funded and developed, and will play a growing【S5】______in the world’s energy supply. But experts say that, even when【S6】______, alternative energy sources will likely meet only about 30% of the world’s energy needs by 2050.
For example, even with【S7】______investments, such as the $93 million for wind energy development【S8】______in the American Recovery and Reinvestment Act, important alternative energy sources such as wind and bio-fuels【S9】______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 【S10】______— both traditional and alternative.
[A] stable [F] marvelous [K] comprise
[B] solutions [G] included [L] competitions
[C] significant [H] growth [M] combined
[D] role [I] exactly [N] challenges
[E] progress [J] consist [O] certainly [br] 【S5】
选项
答案
D
解析
空前的a和growing表明,本空应填一单数可数名词,该名词还应与play和in形成搭配,[D]role “作用”符合要求,play a role in…为固定搭配,意为“在……中发挥作用”。
转载请注明原文地址:https://tihaiku.com/zcyy/2854698.html
相关试题推荐
PopulationViabilityAnalysisPartATomakepol
PopulationViabilityAnalysisPartATomakepol
PopulationViabilityAnalysisPartATomakepol
PopulationViabilityAnalysisPartATomakepol
PopulationViabilityAnalysisPartATomakepol
PopulationViabilityAnalysisPartATomakepol
ThenumberofspeakersofEnglishinShakespeare’stimeisestimatedtohave
ThenumberofspeakersofEnglishinShakespeare’stimeisestimatedtohave
ThenumberofspeakersofEnglishinShakespeare’stimeisestimatedtohave
Fiftyyearsfromnowtheworld’spopulationwillbedeclining,withnoendi
随机试题
Therailroadindustrycouldnothavegrownaslargeasitdidwithoutsteel.The
AsdefinedbyGreekphilosophersandancientIndianphilosophers,musicisv
对右侧标志的含义是“高速公路ETC车道”。
下列哪种物质可作为体内从头合成IMP和UMP的共同原料()A.氨基甲酰磷
A.从胸走手 B.从手走头 C.从头走足 D.从足走腹 E.从腹走胸手三
清开灵注射液主治A.气虚血瘀所致头晕目眩、半身不遂、胸闷心痛、心悸气短B.热病,
青壮年男性,腹股沟内侧肿块,下降至阴囊,平卧后消失。可能是A.腹股沟斜疝 B.
银行承兑汇票的承兑银行,应当按照票面金额向出票人收取()的手续费。A:千分之一
发电厂和变电所照明主干线路应符合下列哪项规定?()A.正常照明主干线路应采用T
建设工程索赔文件的内容包括()。A.证据部分 B.论证部分 C.总述部分
最新回复
(
0
)