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
20
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] (12)
选项
A、fast
B、big
C、high
D、far
答案
B
解析
语义线索题。根据常识,小行星撞击地球给人类带来毁灭性打击是与其体积大小有关的,故B正确。
转载请注明原文地址:https://tihaiku.com/zcyy/3172341.html
相关试题推荐
We______payingyouavisitbutthebadweatherpreventedusfromdoingso.A、had
They______fromtalkinguntiltheyknewthatitwassafe.A、preventedB、keptC、res
Youcanborrowit______youarenotcarelesswithit.A、unlessB、aslongasC、as
Thecourtwouldnotaccepthisappealunless______evidenceisprovidedA、definite
Thecurrentgeneralslacknessofthemarkethaspreventedusfrom______neword
Hewaspunished______heshouldmakethesamemistakeagain.A、unlessB、provided
ManydeathsduringchildbirthcouldbepreventedbythefollowingmethodsEXCEP
【B1】[br]【B3】A、IfB、AsC、ThoughD、UnlessA此处应该使用表示假设的从属连词,只能选If。
Nothingwastopreventhimnowfrombecomingtherichest,and______thehappiest
Thecourtwouldnotaccepthisappealunless______evidenceisprovided.A、definit
随机试题
Ⅰ.Plato’sideaofgoodnessandjusticeA.Agoodandjustsocietydependso
PartⅡReadingComprehension(SkimmingandScanning)Directions:Inthispart,y
【S1】[br]【S9】A动词辨义题[考频:11]。空格处缺少谓语动词,没有直接宾语,因此需要填入不及物动词。此句意思为:每年,每当感恩节到来的时候,学校便
人们提起天安门就会想到人民大会堂,人民英雄纪念碑,这种联想主要属于()A.接近
癫癎发作的病理基础是A.抑制性神经递质升高 B.兴奋性神经递质下降 C.突触
使用每股收益指标要注意的问题有()。 Ⅰ.每股收益同时说明了每股股票所含
属于持续整理形态的有()。 Ⅰ.喇叭形形态 Ⅱ.楔形形态 Ⅲ.Ⅴ形
A在担任甲基金管理公司监察稽核部负责人时,应其在乙基金管理公司筹备监察稽核部的同
物业完成承接查验后的移交包括()。A:建设单位将物业房屋移交给业主B:验收部门
按测验的组织方式心理测验可分为A.团体测验和个别测验 B.速度测验、难度测验
最新回复
(
0
)