首页
登录
职称英语
Several of the chemical elements were known in prehistoric【C1】______ . One o
Several of the chemical elements were known in prehistoric【C1】______ . One o
游客
2025-03-20
26
管理
问题
Several of the chemical elements were known in prehistoric【C1】______ . One of the great【C2】______ forward in civilization came when bronze, an alloy,【C3】______ stone as the main material for tools and weapons. The iron replaced bronze. The first elements【C4】______ were those that were found free in nature or could be readily【C5】______ from their ores at relatively low temperatures. During the Middle Ages, chemistry was mostly practised by the alchemists,【C6】______ tried to turn base metals into gold, and who were interested in discovering a way of living for【C7】______ . But they discovered many important【C8】______ about the metals and some of the most easily attainable compounds. Even before the Middle Ages, people knew how to【C9】______ mercury, tin, and iron from their ores. By the time of Paracelsus, chemistry was developed largely to the effort of【C10】______ medicines. [br] 【C9】
选项
A、absorb
B、extract
C、allude
D、devour
答案
B
解析
A项absorb是"吸收"的意思;B项extract意为"提取,提炼",即英文的get from或take out;C项allude指的是在说话或文章中"提到,暗示"的意思,常与介词连用;而D项devour的意思是:to eat with great hunger(狼吞虎咽地吃东西)。根据句意,应选B。
转载请注明原文地址:https://tihaiku.com/zcyy/4004808.html
相关试题推荐
Severalofthechemicalelementswereknowninprehistoric【C1】______.Oneo
Severalofthechemicalelementswereknowninprehistoric【C1】______.Oneo
Severalofthechemicalelementswereknowninprehistoric【C1】______.Oneo
Severalofthechemicalelementswereknowninprehistoric【C1】______.Oneo
Theproductsofthechemicalindustrymakeamajorcontributiontopresent-days
Thereareseveralstepsthatcanbetaken,ofwhichthechiefoneistodemando
EventhoughIhavebeentoherapartmentseveraltimesbefore,Istilldon’trem
Therehavebeenseveralclaimstohaveclonedhumansoverthepastfewyears
Therehavebeenseveralclaimstohaveclonedhumansoverthepastfewyears
IntheformerSovietUnionseveralcaseshavebeenreportedrecently______people
随机试题
The(hard)______Itry,themoreimpossibleitseemstoovercometheshyness.hard
A.equallyB.compensateC.distinctionD.givenE.qualifyF.fairerG.
[originaltext]M:Solet’smeetourfirstholidaymaker.Hellothere.canyoute
[originaltext]W:Kyle,howdidyourdriver’stheoryexamgo?Itwasyesterday,
A.a点为高电位,电流由a至b B.a点为高电位,电流b由至a C.b点为高
A.血热证 B.气虚证 C.血寒证 D.气滞证 E.血瘀证妊娠腹痛与子肿
()是所有安全生产管理制度的核心。A、安全生产检查制度 B、安全生产教育制度
财务审计项目的一般审计目标中的总体合理性通常是指审计人员对被审计单位所记录或列报
罗马最大的广场图拉真广场的轴线( ),做多层纵深布局。A.交错 B.穿插
水准仪型号为DS05,其中数字下标表示了每千米往返测高差中数的中误差为()。A.
最新回复
(
0
)