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
2011-02-28
67
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. 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."
【C8】
选项
A、round
B、contained
C、stored
D、burned
答案
D
解析
燃烧提供动力。
转载请注明原文地址:https://kaotiyun.com/show/ultd777K
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
Nocompanylikestobetolditiscontributingtothemoraldeclineofanation."Isthiswhatyouliketoaccomplishwithyour
Thesocialsciencesareflourishing.Asof2005,therewerealmosthalfamillionprofessionalsocialscientistsfromallfields
Amongtheraftofbooks,articles,jokes,romanticcomedies,self-helpguidesandotherwritingsdiscussingmarriage,somefamil
Accordingtothespeaker,whatshouldthelistenersdoassoonaspossible?
Sincethedawnofhumaningenuity,peoplehavedevisedevermorecunningtoolstocopewithworkthatisdangerous,boring,burd
TheInternetandmobilephoneshavetransformedourconnectionstopeoplearoundtheworld.Thistechnologyhasalso,however,l
OvershadowedbyrowsoverNigeriaandLockerbie,theCommonwealth’sattemptstorefocusontradeandinvestment—themainthemeo
WritealettertoMr.Smith,explainingthereasonwhyyoucannotgoandhowyouplantomakeupforit.Mr.andMrs.Smithreque
Jenise:Ilovepeasandbeansmorethanmostpeople,sotofuisanaturalchoiceforme.MyChinesefriendAnnabellelovesthem
PriscillaOuchida’s"energy-efficient"houseturnedouttobeahorribledream.Whensheandherengineerhusbandmarriedafew
随机试题
急性心肌梗死表现为右心衰竭表现为
(2016年)《执业医师法》规定,执业医师需依法取得卫生行政主管部门发放的执业医师资格,并经注册后方能执业。关于执业医师资格,下列哪些说法是正确的?
灌溉分水闸闸门的导轨安装及混凝土浇筑过程,正确的顺序是()。
原始凭证上书写的阿位伯数字前应填写人民币符号“¥”,且“¥”与阿拉伯数字之间不得留有空白,无角、分的数字除外。()
下列不属于资金退出的是()。
以下不属于金融工程核心技术的是()。
银行次级债券的发行可采取一次足额发行或限额内分期发行的方式。()
某股份制公司委托证券公司代理发行普通股2000股,每股面值1元,发行价格每股4元。证券公司按发行收入的2%收取手续费,该公司这项业务应记入“资本公积”的金额为()元。
某建设项目进行地质勘查,需要临时使用赵村的集体土地。用地单位就此向李律师咨询。李律师的下列哪一意见是正确的?()
以下关于法律和国家的关系表述正确的是()
最新回复
(
0
)