首页
登录
职称英语
Some well-known scientists believe that there is not enough oxygen on Mars to __
Some well-known scientists believe that there is not enough oxygen on Mars to __
游客
2024-09-26
1
管理
问题
Some well-known scientists believe that there is not enough oxygen on Mars to ______ human life.
选项
A、remain
B、sustain
C、retain
D、last
答案
B
解析
动词词义辨析题。remain表示“保持,逗留,剩余,残存”;sustain表示“支撑,维持”;retain表示“保持,保留”;last表示“持续”。氧气是维持人类生存用的,B正确。
转载请注明原文地址:https://tihaiku.com/zcyy/3774786.html
相关试题推荐
Wedon’tbelievethatthenewsistrue,_____?A、isitB、doweC、isn’titD、don’t
WhichofthefollowingCANNOTbeusedasanominalsubstitute(名词替代词)?A、Enough.B
HewenttoEnglandachildandcamebackawell-knownwriter.Theitalicizedpar
Judgingfromthediscoveriesandoutcomes,thescientistsclaimedthatA、alarge
Howdoscientistsestimatetheageoflanguage?[originaltext]Scientistshav
Hefeelsthatheisnotyet_____totravelabroad.(2010)A、toostrongB、enoughstr
Hisparentsbelievedthathewasacleverboy,buthewasn’t______infact.A、ki
Itisdifficulttobelievethenewspaperaccountsoftheriotsbecauseofthewa
ItiscommonlybelievedintheUnitedStatesthatschooliswherepeoplego
ItiscommonlybelievedintheUnitedStatesthatschooliswherepeoplego
随机试题
Ican’tputupwith______tellingmeaboutit.A、hisnotB、nothisC、itsnotD、not
Areyousearchingforanapartmenttolivein?Youwillbemakingdozensofp
Atonetime,scientiststhoughtthespacebetweenEarthandSunwasavacuu
()是指截至某一特定时点,基金资金流入现值加上资产净值现值总额与资金流出现值总
A.本品有一定毒性,不宜持续和过量服用 B.脾虚便溏者不宜服用 C.大量服用
山茱萸的抗氧化作用主要是与其有效成分()有关A有机酸 B鞣质 C苷类 D生
根据《国家乡村振兴战略规划(2018—2022年)》,下列关于不同类型村庄规划要
下列哪一个选项不属于工程建设强制性标准监督检查的内容?( )A、有关工程技术人
根据《危险较大的分部分项工程安全管理办法》,下列分部分项工程中,需要专家论证的
李四因公致残,经劳动能力鉴定委员会鉴定为三级伤残,根据《工伤保险条例》,关于李四
最新回复
(
0
)