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
It has been necessary to refer repeatedly to the effects of the two world wars in promoting all kinds of innovation. It should b
It has been necessary to refer repeatedly to the effects of the two world wars in promoting all kinds of innovation. It should b
admin
2010-01-07
68
问题
It has been necessary to refer repeatedly to the effects of the two world wars in promoting all kinds of innovation. It should be 【C1】______ also that technological innovations have 【C2】______ the character of war itself by 【C3】______ of new mechanical and chemical devices. One weapon developed during World War Ⅱ 【C4】______ a special mention. The 【C5】______ of rocket propulsion was well known earlier, and Us possibilities as a 【C6】______ of achieving speeds sufficient to escape from the Earth’ s gravitational pull had been 【C7】______ by the Russian and the American scientists.
The latter built experimental liquid-fuelled rockets in 1926. 【C8】______ , a group of German and Romanian pioneers was working 【C9】______ the same lines, and in the 1930s, it was tins team that developed a rocket 【C10】______ of delivering a warhead hundreds miles away. Reaching a height of over 100 miles, the V-2 rocket 【C11】______ the beginning of the Space Age, and members of its design team were 【C12】______ in both the Soviet and United States space programs after the war.
Technology had a tremendous social 【C13】______ in the period 1900-45. The automobile and electric power, 【C14】______ , radically changed both the scale and the quality of 20th-century life, 【C15】______ a process of rapid urbanization and a virtual revolution 【C16】______ living through mass production of household goods and 【C17】______ . The rapid development of the airplane, the cinema, and radio made the world seem suddenly smaller and more 【C18】______ . The development of many products of the chemical industry further transformed the life of most people. In the years 【C19】______ 1945 the constructive and creative opportunities of modern technology could be 【C20】______ , although the process has not been without its problems.
【C12】______
选项
A、instrumental
B、mechanical
C、structural
D、integral
答案
A
解析
此处意为“作为工具或手段的,有帮助的”。
转载请注明原文地址:https://kaotiyun.com/show/qrPd777K
本试题收录于:
公共英语四级笔试题库公共英语(PETS)分类
0
公共英语四级笔试
公共英语(PETS)
相关试题推荐
Note:AnswereachquestionbychoosingA,B,CorDandmarkitonANSWERSHEET1.Somechoicesmayberequiredmorethanonce.
Themostobviouspurposeofadvertisingistoinformtheconsumerofavailableproductsorservices.Thesecond【31】______istos
Accordingtothespeaker,whatareconveniencegoods?
Achildwhohasoncebeenpleasedwithatalelikes,asarule,tohaveitretoldinidenticallythesamewords,butthisshould
Millionsofman-hoursarelosttoindustrythroughemployeessufferingbackacheorstraincausedbyoperatingpoorlydesignedma
Wherewastheletterprobablyplacedmanyyearsago?
Itisgenerallyacknowledgedthatfamiliesarenownotascloseastheyusedtobe.Givepossiblereasonsandyourcommendations
Wherewastheletterprobablyplacedmanyyearsago?
【B1】ThefreeenterprisesystemhasproducedatechnologycapableofprovidingtheAmericanconsumerwiththelargestandmostva
Inthe18thcentury,NewYorkwassmallerthanPhiladelphiaandBoston.TodayitisthelargestcityinAmerica.Howtoexplain
随机试题
某施工企业的一台机械设备按工作量法计提折旧。该设备原价30000元,预计净残值率5%,可工作500个台班时数。投入使用后,各年的实际工作台班数为:第1年200个小时,第2年150个小时,第3年150个小时。下列资产中可以计提折旧的有()。
()是利用收益率曲线在部分年期段快速下降的特点,买入年期即将退化的债券品种,等待其收益率出现快速下滑时,产生较好的市场价差回报。
某公司2018年度营业收入净额为1320万元,资产负债表中,2018年应收账款平均余额为110万元。另外,补充资料显示,2018年的坏账准备平均余额为10万元。假定1年有360天。则该公司2018年应收账款周转天数为()天。
按照随机模式,确定现金存量的下限时,应考虑的因素有()。
Themeasureofaman’scharacteriswhathewoulddoitheknewhewouldneverbefoundout.
对于自诉案件中“被害人有证据证明的轻微刑事案件”,下列说法正确的是()。
有关腺瘤的说法,下列哪些是正确的
【F1】JapansaidTuesdayithadsuccessfullyextractedmethanehydrate,knownas"fireice",fromitsseabed,possiblyunlockingm
ATheOrganizationofAnArticleBCheckYourReadingSpeedCAWaytoIncreaseYourReadingSpeedDCheckYourUnderstandin
InthegrandschemeofthingsJeremyBenthamandJohnStuartMillarenormallythoughtofasgoodguys.Betweenthem,theycame
最新回复
(
0
)