首页
登录
职称英语
Year after year a dedicated Swedish chemist worked to find a substance which
Year after year a dedicated Swedish chemist worked to find a substance which
游客
2024-02-28
17
管理
问题
Year after year a dedicated Swedish chemist worked to find a substance which, when【C1】______nitroglycerine (硝化甘油), would make explosives safer to handle【C2】______weakening their force. He had a personal【C3】______scientific reason to pursue his search, because his【C4】______brother had been killed when a can of nitroglycerine【C5】______exploded. The oily liquid had been 【C6】______for so many disasters that its【C7】______ had finally been outlawed by many countries.
While【C8】______a new formula one morning, the doctor broke a test tube and gashed (划开) his finger. He was daubing (涂搽) the【C9】______with collodion (火棉胶), a coating solution of gun-cotton dissolved in ether-alcohol (乙醚),【C10】______the idea struck him —mix collodion with the nitroglycerine!【C11】______was the answer. The new mixture,【C12】______blasting gelatine (爆胶), was not only【C13】______safe to handle as dynamite, but it was also one-and-a-half times more powerful! In fact, so powerful 【C14】______ that it paved the way for a whole new【C15】______in construction and engineering. Mines were【C16】______, roads were built, and canals were cut at a speed once【C17】______impossible. It had another use, also —death and destruction in warfare. Its inventor had believed that the power of his new【C18】______ would so awe the military mind that it would actually be a deterrent (威慑物) to war.【C19】______it became a weapon that brought death to millions of soldiers and【C20】______. [br] 【C14】
选项
A、was the new explosive
B、the new explosive was
C、was new explosive
D、new explosive was
答案
A
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3491542.html
相关试题推荐
[originaltext]Technically,anysubstanceotherthanfoodthataltersourbodily
Thesubstancedoesnotdissolveinwater____________(不管是否加热).whether(itits)he
[originaltext]M:Haveyouborrowedyourbooksyet?W:Igotmychemistrybook,
[originaltext]M:Haveyouborrowedyourbooksyet?W:Igotmychemistrybook,
Manyscientistsaredeeplydedicatedtothedevelopmentofscience,andtheirwr
Notmanyoftheelementsoccurinnatureaspuresubstances,lyingaroundwa
Notmanyoftheelementsoccurinnatureaspuresubstances,lyingaroundwa
Notmanyoftheelementsoccurinnatureaspuresubstances,lyingaroundwa
Notmanyoftheelementsoccurinnatureaspuresubstances,lyingaroundwa
Notmanyoftheelementsoccurinnatureaspuresubstances,lyingaroundwa
随机试题
我理所应当地是不能成为大作家的,因为我对文学不够虔诚。当作家,有的人是纯粹的一种热爱,有的人则是把文学当成了敲门砖。我属于后者。也就是说所有的人天生是当
Therearemomentsinlifewhenyou【C1】________someonesomuchthatyoujustwan
You’reNotPickyEnoughIf...1.Youarewillingtodateanyonefairlydecent,r
Thatrestauranthasbeen____________(享有盛誉)formanyyears.enjoyingagoodfame/
下列企业战略中,不属于稳定战略的是( )。A.维持利润战略 B.暂停战略
根据《药品召回管理办法》,当药品经营企业发现其经营的药品存在安全隐患的,应当履行
一项研究中要对贫困户的比例进行推断。在95%的置信度下要求误差不超过±3%。采用
下面是两位中学教师关于“酯化反应”的教学过程实录。李老师的教学实录 【播放漫画
发行债券的经济主体很多,但能发行股票的经济主体只有()。A.金融机构 B.
共用题干 患者,男性,55岁。公司经理,吸烟10年,每天2包,体重75kg,身
最新回复
(
0
)