首页
登录
职称英语
The French mathematician de Laplace next reasoned that if enough mass______added
The French mathematician de Laplace next reasoned that if enough mass______added
游客
2025-03-30
8
管理
问题
The French mathematician de Laplace next reasoned that if enough mass______added to a star like the sun, the gravitational force of the star______eventually prevent light particles from leaving it; it would therefore "blink out" and become an invisible black star.
选项
A、were...would
B、was...would
C、was...would have
D、were...would have
答案
A
解析
本题考查if引导的虚拟语气。如果是对现在情况的假设,表示说话时不存在或与事实相反的情况,if引导的虚拟语气形式为:If+主语+did/were,主语+should/would/could+do。例句:If you knew English well,you would be able to talk with foreigners freely.如果你英语掌握得好,你就能和外国人自由交谈了。据此可知,A项正确。
转载请注明原文地址:https://tihaiku.com/zcyy/4019052.html
相关试题推荐
TheFrenchmathematiciandeLaplacenextreasonedthatifenoughmass______added
Loveisloveanddeathisdeath,foraSouthAfricanBushmanandaFrenchsurrea
Aslongasnationscannotthemselvesaccumulateenoughphysicalpowertodominat
ThereareAmericanswhovisitFranceandcomebacksaying“theFrenchareso
ThereareAmericanswhovisitFranceandcomebacksaying“theFrenchareso
Tomysurprise,theyoungmanwasresourcefulenoughtofindinfinitewaystoex
Despiteanoverlayofquasi-literaryFrenchvocabularystemmingfromtheNorman
Aslongasnationscannotthemselvesaccumulateenoughphysicalpowertodominat
Thedeanaskedthesecretaryiftherewereenoughpeople,______toholdafacult
[originaltext]M:Dowehaveenoughbacon?W:Wehaveenoughforanarmy.Q:W
随机试题
Ifpetownershaveaneyewithfashion,theycandresstheirpetsinstylishclo
CarsaccountforhalftheoilconsumedinTheU.S.,abouthalftheurban
Forthelastfiftyyears,theglobehasbeenwarmingup.Itistruethat
Itisplaincommonsense--themorehappinessyoufeel,thelessunhappiness
[originaltext]W:Oh,I’mfedupwithmyjob.M:Hey,thereisaperfectjobfor
观察交换机状态指示灯可以初步判断交换机故障,交换机运行中指示灯显示红色表示()
监督机构在基础和结构阶段应()安排监督检查。A、每季度 B、每月 C、每周
具有泻下通便、清肝、杀虫作用的是A.芦荟 B.苦楝皮 C.番泻叶 D
关于21-三体综合征下列哪项不正确A.本病不属于常染色体畸变 B.小儿染色体病
(2016年真题)采用滑模摊铺机施工法铺筑连续配筋混凝土路面时,布料最适合采用(
最新回复
(
0
)