首页
登录
职称英语
The rocket engine, with its steady roar like that of a waterfall or a thunde
The rocket engine, with its steady roar like that of a waterfall or a thunde
游客
2024-01-18
49
管理
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 through an opening that faces backward. As the gas is radiated with great force, it pushes the rocket in the opposite direction. [br] 【C6】
选项
A、made
B、discovered
C、developed
D、invented
答案
D
解析
根据词义的区别,invented(发明)合乎题意。
转载请注明原文地址:https://tihaiku.com/zcyy/3373956.html
相关试题推荐
The______productionofenginesinourfactoryhasdoubledthisyear.A、manualB、a
Thecityhasalwaysbeenanengineofintellectuallife,fromthe18th-cen
Thecityhasalwaysbeenanengineofintellectuallife,fromthe18th-cen
Thecityhasalwaysbeenanengineofintellectuallife,fromthe18th-cen
Whatmakesthespaceshuttle_________isthatittakesofflikearocketbutla
Jack:_________Lora:I’manengineer.Jack:Oh,areyou?Lora:Howaboutyou?Jac
(Itis)(extremely)important(for)anengineer(toknow)touseacomputer.A、It
(Itis)(extremely)important(for)anengineer(toknow)touseacomputer.A、It
A(Lostinthought),sheB(didn’thear)thethunderC(tobegin)inthemountains
ARussian-maderocket______aUStelecommunicationssatellite______successfully
随机试题
[originaltext]Howmanypeoplehaveyouspokenwithtoday?Chancesarethat
TheBrooklynBridgehasacolourful,thoughsomewhatdangeroushistory.Co
为排除平原地区城市居住区内的地面水,应选择下列哪一种排水方式?()A.路面排
车辆安全管理是车站安全生产管理的重要内容。下列不属于车辆安全管理内容的是()
发生HIV职业暴露后,被暴露的粘膜应当如何处理?()A、应当尽量减少冲洗次数
东南沿海地区多湿病,反映了六淫致病特点中的哪一项A.季节性 B.地区性 C.
2015年10月16日,中国与印度尼西亚正式签署了共同建设和运营“雅万
2010年,天津市全市生产总值突破9000亿元。据初步核算,并经国家统计局评估审
某班有三个小组,赵、钱、孙三人分属不同的小组。这次语文考试成绩公布,情况如下:赵
(2020年真题)对施工特种作业人员安全教育的管理要求有( )。A.特种作业操
最新回复
(
0
)