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
2023-07-26
18
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【S1】______powerful enough to shoot astronauts【S2】______ the earth’s gravitational pull and land them on the moon. We have now become travelers space.
Impressive and complex as it may appear, the rocket, which was【S3】______in China over 800 years ago, is a relatively simple device. Fuel that is【S4】______in the rocket engine changes into gas. The hot and rapidly【S5】______gas must escape, but it can do so only through an opening that【S6】______backward. As the gas is【S7】______with great force, it【S8】______the rocket in the opposite direction. Like the kick of a gun when it is fired, it【S9】______the laws of nature【S10】______by Sir Isaac Newton when he discovered that" for every action, there is an equal and opposite reaction."
A—follows B—developed C—faces D—proved
E—radiated F—expanding G—pushes H—described
I—turns J—burned K—beyond L—invented
M—despite N—round O—dispersed [br] 【S1】
选项
答案
D
解析
因其后接形容词powerful作表语故应填系动词。proved可作系词,意为“证明是”,符合句意。
转载请注明原文地址:https://tihaiku.com/zcyy/2870124.html
相关试题推荐
Therocketengine,withitssteadyroarlikethatofawaterfallorathunde
Therocketengine,withitssteadyroarlikethatofawaterfallorathunde
Therocketengine,withitssteadyroarlikethatofawaterfallorathunde
Therocketengine,withitssteadyroarlikethatofawaterfallorathunde
Therocketengine,withitssteadyroarlikethatofawaterfallorathunde
Therocketengine,withitssteadyroarlikethatofawaterfallorathunde
Organicfarmershadfoughttopreventgenetically-engineeredcropsfrombein
Organicfarmershadfoughttopreventgenetically-engineeredcropsfrombein
Organicfarmershadfoughttopreventgenetically-engineeredcropsfrombein
Organicfarmershadfoughttopreventgenetically-engineeredcropsfrombein
随机试题
ReadthetextbelowandanswerQuestions1-7.TheYoungPer
[audioFiles]2017m5s/audio_ezfj_099_201705[/audioFiles]TornadoesAtorna
Humansaresocial【B1】______.Theyliketoliveandworkingroups,andther
ChevronChevronisoneoftheworld’sleadingen
WhenaScottishresearchteamstartledtheworldbyrevealing3monthsagoth
Forthispart,youareallowed30minutestowriteacomplaintletter.Yous
艾略特的波浪理论考虑的因素主要有( ) Ⅰ.股价走势所形成的形态 Ⅱ.股价
国有企业改组为股份公司时,可以确认为国家股的有()。A:原企业的国家净资产折成的
下列属于个人汽车贷款受理、调查环节操作风险的是( )。A.借款申请人的主体资格
某县人口50万,约80%居民以河水为饮用水,该县设有一传染病科的综合医院,其污水
最新回复
(
0
)