首页
登录
职称英语
Unless we spend money to spot and prevent asteroids now, one might crash int
Unless we spend money to spot and prevent asteroids now, one might crash int
游客
2023-11-09
23
管理
问题
Unless we spend money to spot and prevent asteroids now, one might crash into Earth and destroy life as we know it, say some scientists.
Asteroids are bigger versions of the meteorites that race(1)______ the night sky. Most(2)______ the sun far from Earth and don’t threaten us. But there are also thousands(3)______ orbits put them on a collision course with the(4)______.
Buy $50 million worth of new telescopes right now. Then spend $10 million a year for the next 25 years to (5)______ most of the space rocks. (6)______ we spot a fatal one, we’ll have a way to change its(7)______, the scientists say.
Some scientists(8)______ pushing asteroids off course with nuclear weapons. But the cost wouldn’t be cheap. Is it(9)______ it? Two things experts consider when judging any (10)______ are how likely the event is and how bad the(11)______ if the event occurs. Experts think an asteroid (12)______ enough to destroy lots of life might strike Earth once every 500,000 years. Sounds pretty(13)______ — but if one did fall, it would be the (14)______ of the world. "(15)______ we don’t take care of these big asteroids, they’ll take care of us. It’s that(16)______," says one scientist.
The(17)______, though, might be worse than the disease. Do we really want(18)______ nuclear weapons sitting around on Earth? "The world has(19)______ to fear from doomsday rocks than from a great nuclear fleet (20)______ them," said a New York Times article. [br] (19)
选项
A、least
B、more
C、less
D、most
答案
C
解析
语义线索题。上文提到,核武器把小行星推离其原有的轨迹的做法比小行星撞击地球的危险更大。因此大量核武器给世界造成的恐惧比毁灭性小行星给世界造成的恐惧要远远大得多。故C正确。
转载请注明原文地址:https://tihaiku.com/zcyy/3172348.html
相关试题推荐
Thecurrentgeneralslacknessofthemarkethaspreventedusfrom______neword
Theytook______measurestopreventpoisonousgasesfromescaping.A、fruitfulB、be
Unlessallstaffmembersagreeto______totheplan,theremaybefurtherchang
ManydeathsduringchildbirthcouldbepreventedbythefollowingmethodsEXCEP
WewillvisitEuropenextyear______wehaveenoughmoney.A、lestB、untilC、unless
Thecriminaljusticesystemisinneedof______reformtopreventmorepeoplefro
Nothingwastopreventhimnowfrombecomingtherichest,and______thehappiest
Thecourtwouldnotaccepthisappealunless______evidenceisprovided.A、definit
Unlessallthemembersagreeto______totheplantheremaybefurtherdevelopm
Givemeyourtelephonenumber______Ineedyourhelp.A、whetherB、unlessC、soth
随机试题
Everytimeweopenourmouthsandspeakwe【C1】______ourselves—IamEnglish
Normally,atthebeginningofschoolyear,theStudentServicesofuniversiti
[originaltext]W:Didn’tyouwriteapaperaboutAlbertKahnlastsemester?M:
C利用级数的性质即可得解
2020年末全国城市公共汽电车运营线路70643条,比上年末增加4913条,运营
下列抗震防灾规划措施中,哪些项是正确的?()(2013年真题)A.应尽量选
对()的客户,证券公司不得向其融资、融券。A:在证券公司从事证券交易9个月 B
信度只受()的影响。 (A)系统误差(B)随机误差 (C)恒定效应(D
会计职业道德教育的各种途径中,具有基础性地位的是()。A、会计继续教育 B、会
患者男,50岁。腹股沟三角突出半球形包块,易还纳,未进入阴囊,不透光,主要考虑为
最新回复
(
0
)