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
The rocket engine, with its steady roar like that of a waterfall or a thunderstorm, is an impressive symbol of the new space age
The rocket engine, with its steady roar like that of a waterfall or a thunderstorm, is an impressive symbol of the new space age
admin
2015-01-28
16
问题
The rocket engine, with its steady roar like that of a waterfall or a thunderstorm, is an impressive symbol of the new space age. Rocket engines have【C1】______powerful enough to shoot astronauts【C2】______the earth’s gravitational pull and【C3】______them on the moon. We have now become【C4】______in space. Yuri Gagarin from Soviet Union was the first human to visit space on April 12, 1961. In the 108 minutes’ journey, he covered 40, 000 kilometers. China’s first astronaut into space is Yang Liwei. Impressive and complex【C5】______it may appear, the rocket, which was【C6】______in China over 800 years【C7】______, is a relatively simple device. Fuel that is【C8】______in the rocket engine changes【C9】______gas. The hot and rapidly【C10】______gas must escape, but it can do so only【C11】______an opening that【C12】______backward. As the gas is【C13】______with great force, it【C14】______the rocket in the【C15】______direction. Like the kick of a gun【C16】______it is fired, it【C17】______the laws of nature【C18】______by Sir Isaac Newton when he discovered that "【C19】______every action, there is【C20】______equal and opposite reaction. " Newton’s theories have contributed a great deal to the science of aeronautics.
【C11】
选项
A、in
B、at
C、by
D、through
答案
D
解析
根据句意“气体通过向后的通道排出”,所以选through意为“通过”。in在…里面;at在…上;by经过…旁边。through和by的区别在于through是从某物的里面通过,而by是从某物的旁边经过。
转载请注明原文地址:https://jikaoti.com/ti/8uWsFFFM
本试题收录于:
公共英语三级笔试题库公共英语(PETS)分类
0
公共英语三级笔试
公共英语(PETS)
相关试题推荐
Today’strumpetisoneoftheworld’soldestinstruments.Itistheresultofmanycenturiesofdevelopment.Althoughitlooksn
Today’strumpetisoneoftheworld’soldestinstruments.Itistheresultofmanycenturiesofdevelopment.Althoughitlooksn
StandardEnglishisthevarietyofEnglishwhichisusuallyusedinprintandwhichisnormallytaughtinschoolsandtonon-nat
Thequestionofwhetherwarisinevitableisonewhichhasconcernedmanyoftheworld’sgreatwriters,Beforeconsideringthis
Thequestionofwhetherwarisinevitableisonewhichhasconcernedmanyoftheworld’sgreatwriters,Beforeconsideringthis
Publicimage【C1】______tohowacompanyisviewedbyitscustomers,suppliers,andstock-holders,bythefinancialcommunity,by
Forthispart,youaretowriteacompositiononthetopic:PeasantsinChina.Youshouldwriteatleast120wordsandyoushoul
Therocketengine,withitssteadyroarlikethatofawaterfallorathunderstorm,isanimpressivesymbolofthenewspaceage
Therocketengine,withitssteadyroarlikethatofawaterfallorathunderstorm,isanimpressivesymbolofthenewspaceage
Youhaveafriend(John)whoisabouttoenteruniversity,andhewantsyoutoadvisehimonwhichsubjecttospecializeinhist
随机试题
普通话的b、d、g从发音方法上看属于()。
下列纠纷,当事人可申请仲裁的有:
ClearPlus公司生产和销售口袋保护器。5月份静态预算值和实际值如下所示:关于ClearPlus公司5月份的实际业绩,以下哪项陈述是正确的?
股东代表诉讼是指当公司的合法权益受到不法侵害而公司却息于起诉时,公司的股东即以自己的名义起诉,所获赔偿归于公司的一种诉讼制度。根据上诉定义,以下情形可以提起股东代表诉讼的是:
虚拟企业是当市场出现新机遇时,具有不同资源与优势的企业为了共同开拓市场,共同对付其他的竞争者而组织的、建立在信息网络基础上的共享技术与信息、分担费用、联合开发的、互利的企业联盟体。根据上述定义,下列属于虚拟企业的是:
【《埃涅阿斯纪》】
在VisualFoxPro中,假设教师表T(教师号,姓名,性别,职称,研究生导师)中,性别是C型字段,研究生导师是L型字段。若要查询"是研究生导师的女老师"信息,那么SQL语句"SELECT*FROMTWHERE"中的应是( )。
EarthRocksonMostofthetime,thegroundfeelssolidbeneathourfeet.That’scomforting.Butit’salsomisleadingbecaus
Allthekeywordsinthearticleareprintedin______typesoastoattractreaders’attention.
A、Shedoesn’thavetimetomove.B、Shewouldhavedifficultyfindinganotherapartmentnearby.C、She’spaidherrentforthesum
最新回复
(
0
)