首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Recently scientists have been【C1】______and perfecting other sources of energy: nuclear or atomic power, solar(sun)power, and syn
Recently scientists have been【C1】______and perfecting other sources of energy: nuclear or atomic power, solar(sun)power, and syn
admin
2018-10-19
59
问题
Recently scientists have been【C1】______and perfecting other sources of energy: nuclear or atomic power, solar(sun)power, and synthetic(manmade)fuels. Nuclear power can offer some【C2】______, but fear of contamination【C3】______its use. The Three Mile Island【C4】______in Pennsylvania in 1979, when atomic waste material escaped【C5】______atmosphere, limited power plant construction【C6】______.【C7】______, scientists are doing research to discover other sources of fuel.【C8】______, some scientists have added alcohol to gasoline to conserve fuel.【C9】______, this research is still in the developmental【C10】______.
The sun, from which nearly all energy【C11】______, is another solution【C12】______the energy crisis. Solar power is growing rapidly in popularity. All other fuels will【C13】______out after a period of years; the sun’s power is limitless.【C14】______burning any fuel—oil, coal, or wood—causes pollution, solar energy does not.【C15】______, no nation on earth has a corner【C16】______the solar market;【C17】______, no country has control【C18】______the sun. Although solar energy is increasing in popularity, it is still impractical and very expensive, and【C19】______not widely used.
One immediate and viable(practical)solution, to the problem is conservation. We now have federal regulations【C20】______the winter temperature in public buildings to 65 degrees."
【C3】
选项
A、defines
B、limits
C、decreases
D、confines
答案
B
解析
此处应是“限制核武器使用”之意。define意为“定义”,当然不合适;decrease是不及物动词;confine后通常接to组成confine…to的词组,即“将……限定于……范围内”,所以此题选limit。
转载请注明原文地址:https://kaotiyun.com/show/5JUO777K
0
考博英语
相关试题推荐
Alittlemorethanacenturyago,MichaelFaraday,thenotedBritishphysicist,managedtogainaudiencewithagroupofhighgo
Alittlemorethanacenturyago,MichaelFaraday,thenotedBritishphysicist,managedtogainaudiencewithagroupofhighgo
TheInternetcanmakethenewsmoredemocratic,givingthepublicachancetoaskquestionsandseekoutfactsbehindstoriesan
Thereareincreasinglyfraughtrelationshipsthatadultsarehavingwithchildren—inallwalksoflife,fromthepoliceandpoli
Theoldbridgeisnotstrongenoughtoallowthe______ofheavyvehicles.
WildBillDonovanwouldhavelovedtheInternet.TheAmericanspymasterwhobuilttheOfficeofStrategicServicesintheWorld
AdamSmith,writinginthe1770s,wasthefirstpersontoseetheimportanceofthedivisionoflaborandtoexplainpartofits
Thatexperiencesinfluencesubsequentbehaviourisevidenceofanobviousbutneverthelessremarkableactivitycalledrememberin
EveryonehasbeentryingtounderstandMichaelJackson’sdeaththissummer.Whilemedicsarestillpickingathisslendercorpse
It’stimetoreevaluatehowwomenhandleconflictatwork.Beingoverworkedorover-committedathomeandonthejobwillnotge
随机试题
某投资银行存入银行1000元,一年期利率是4%,每半年结算一次利息,按复利计算,则这笔存款一年后税前所得利息是()元。
Bynowyouknowthat【C1】______yourmoney’sworthisnotjustamatterofluck.Itismoreoftenthe【C2】______ofbuyingskill【C
需颗粒性抗原参与的免疫血清学反应是()
某施工机械原价为200万元,运杂费为原价的5%,采购保管费为机械原价加上运杂费的2%,折旧年限为10年,年平均工作250个台班,残值率为5%,则该机械台班折旧费为()元。
当存在可能导致对持续经营能力产生重大疑虑的事项或情况,且不影响已发表的意见时,注册会计师应当在()增加强调事项段对此予以强调。
近几年,一度_______的神经网络算法开始复兴。这个算法在一定程度上_______了生物神经分层的构架,不仅能够不断调整优化各项行动的逻辑权重,还能够进行结果的_______,把结果重新作为输入进行训练。填入画横线部分最恰当的一项是:
我国行政系统的外部监督主要包括()。
在所有的艺术中,爱因斯坦最推崇西方古典音乐。对巴赫、莫扎特和贝多芬的作品,他尤其______。除音乐外,爱因斯坦还推崇文学。他认为科学和艺术是相互补充的。爱因斯坦怎能以惊人的洞察力阐明相对论的原理?他自己就一再强调,“想象力比知识更重要”。音乐和文学诚然不
美国经济学家保罗.费德曼每拿到一个研究合同时,总会买面包圈分给大家。后来他养成了习惯,每到周末都会在办公室放一筐面包圈,让大家吃。为了收回成本,他在面包筐旁放了一个篮子。标有建议价格。结果这个没人看守的收款篮收回了95%的面包钱。后来,他辞职专卖面包圈。每
Toseehowbigcarrierscouldcontroltheonlineworld,youmustunderstanditsstructures.EarthlinkgivesJenniferaccesst
最新回复
(
0
)