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
2024-10-04
54
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] (9)
选项
A、worth
B、worth of
C、worthy
D、worthwhile
答案
A
解析
近义词辨析题。worth只作表语,后接名词等;worthy可以作表语和定语,作表语时常与of搭配使用;worthwhile可以作表语和定语。作表语时后接动名词或不定式。根据空格后的it可知,A正确。
转载请注明原文地址:https://tihaiku.com/zcyy/3786902.html
相关试题推荐
Unlesswespendmoneytospotandpreventasteroidsnow,onemightcrashint
Unlesswespendmoneytospotandpreventasteroidsnow,onemightcrashint
Unlesswespendmoneytospotandpreventasteroidsnow,onemightcrashint
Unlesswespendmoneytospotandpreventasteroidsnow,onemightcrashint
Unlesswespendmoneytospotandpreventasteroidsnow,onemightcrashint
Unlesswespendmoneytospotandpreventasteroidsnow,onemightcrashint
Unlesswespendmoneytospotandpreventasteroidsnow,onemightcrashint
Unlesswespendmoneytospotandpreventasteroidsnow,onemightcrashint
Unlesswespendmoneytospotandpreventasteroidsnow,onemightcrashint
Inabilitytorelax,to______aproblem,oftenpreventsitssolution.A、letoffo
随机试题
July11Ileftonmytriptoday.Havingbeenoverseasbefore,Ifeltsom
Areyoulivingyourlifetothefullest?Areyouhappywithwho,what,orwh
【B1】[br]【B13】A、andB、orC、asD、butD句意理解。空格的两边分别是higher和lower,意思相对,故选择but。
失代偿性代谢性酸中毒时,下列叙述正确的是A.HCO/HCO>20/1,原发性HC
程序以解释方式运行时,不()。A.进行词法分析 B.进行语法分析 C.进
关于生产性生物资产的各评估方法的局限性,下列表述不正确的是()。A.成本法
下肢静脉曲张的主要并发症是A.深静脉血栓形成 B.深静脉瓣功能不全 C.
投资者将托管在甲证券经营机构的LOF份额转托管到其他证券经营机构,属于( )。
《行政区域界线管理条例》规定,经批准变更行政区域界线的,毗邻的各有关人民政府应当
各单位应按照相关规范建设配置()。(A)完善的消防设施(B)消防设施
最新回复
(
0
)