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
考研
Electric cars are getting cheaper and their sales are on the rise, but their future success may depend on ditching a key【C1】____
Electric cars are getting cheaper and their sales are on the rise, but their future success may depend on ditching a key【C1】____
admin
2021-10-14
73
问题
Electric cars are getting cheaper and their sales are on the rise, but their future success may depend on ditching a key【C1】________: the heavy metal cobalt.
The mineral is used in the lithium-ion batteries that【C2】________most electric cars, and demand for it is【C3】________increasing. A new analysis by Elsa Olivetti at the Massachusetts Institute of Technology and her colleagues has found that there may be cobalt shortages【C4】________ we don’t start refining and recycling it more efficiently or in greater quantities.
The new analysis suggests short-term cobalt supply is【C5】________,【C6】________that more mining exploration,【C7】________in the ocean, is required.【C8】________we will need to【C9】________cobalt recycling by recovering it from batteries in【C10】________electric cars, laptops and mobile phones.
Another【C11】________is to shift to【C12】________that use less cobalt, or none at all. Elon Musk’s car firm Tesla is in【C13】________with battery manufacturer CATL to use entirely cobalt-free batteries in its China-made cars,【C14】________a report last week by Reuters.
Lithium-ion batteries in electric cars commonly use【C15】________lithium nickel cobalt aluminium oxide【C16】________lithium nickel manganese cobalt oxide for their ability to【C17】________a long lifespan and【C18】________energy density—a key factor in how【C19】________an electric car can go【C20】________a single charge.
【C16】
选项
A、and
B、but
C、or
D、nor
答案
C
解析
固定搭配题。四个选项分别为[A]and“和”;[B]but“但是”;[C]or“或者”;[D]nor“也不”。
转载请注明原文地址:https://kaotiyun.com/show/rCY4777K
0
考研英语二
相关试题推荐
Thingswentwellforhimduringhisearlylifebutinmiddleagehis______seemedtochange.
Weshouldconcentrateonsharplyreducinginterestratestopulltheeconomyoutof______.
JohnDeweybelievedthateducationshouldbeapreparationforlife,thatapersonlearnsbydoing,andthatteachingmust_____
Studythefollowingchartscarefullyandwriteanessayinwhichyoushould:1)describethechartsbriefly,2)interpretthec
TherearemoredifferencesbetweentheUnitedStatesandJapanthanconflictingvaluesduringWorldWarII.Culturalandsocieta
Americansdon’tliketolosewars.Ofcourse,alotdependsonhowyoudefinejustwhatawaris.Thereareshootingwars—theki
Successfullearningisnota(n)______activitybutconsistsoffourdistinctstagesinaspecificorder.
Thesmoothlandingofshuttle(航天飞机)Discoveryendedaflightthatwassuccessfulinalmosteveryrespectbutone:thedislodging
Isorganicfoodbetterforyouthanthestandardfareingrocerystores?Newstudysuggestsshopperspaymorefornonutritional
Duringtheday,Leipzig’sairportisquiet.Itisatnightthattheairfieldcomestolife.Nexttotherunwayayellowwarehous
随机试题
下列不属于企业外部环境的是()
邓小平在《目前的形势和任务》的讲话中提出中国人民长期奋斗的三件大事是()
常用于表面麻醉的是
盖挖顺作法的施工顺序:自地表向下开挖一定深度后先浇筑顶板,在顶板的保护下,自上而下开挖、支撑,达到设计高程后()浇筑结构。
下列哪种情形不属于报关员执业禁止的行为?()
企业董事会或类似机构主要拟订预算的目标、政策,制定预算管理的具体措施和办法,审议、平衡预算方案,组织下达预算,协调解决预算编制和执行中的问题,组织审计、考核预算的执行情况,督促企业完成预算目标。()
某国有企业拟向某外国投资者出售其全部资产,应当符合下列有关要求的是()。
甲木制品厂是增值税一般纳税人,既生产工艺木筷,又生产木制一次性筷子,2015年12月发生下列业务:(1)向农业生产者收购一批原木,收购凭证注明收购金额10万元,送到乙加工厂(增值税一般纳税人)委托其加工成木制一次性筷子,支付送货运输费,取得运输公司开
商业银行向非金融机构客户直接提供资金支持,这属于商业银行的()。
A、Twoyears.B、Halfayear.C、Oneandahalfyears.D、Oneyear.D该题为事实细节题。原文中有人问Amy在人事部干了多久,他的回答是“aboutayear”。
最新回复
(
0
)