首页
登录
职称英语
If the population of the Earth goes on increasing at its present rate, there
If the population of the Earth goes on increasing at its present rate, there
游客
2024-04-19
2
管理
问题
If the population of the Earth goes on increasing at its present rate, there will eventually not be enough resources left to【B1】______ life on the planet. By the middle of the 21st century, if present 【B2】______continue, we will have used up all the oil that drives our cars, for example. Even if scientists develop new ways of feeding the human race, the【B3】______conditions on Earth will make it necessary for us to look for open space somewhere else.
An American scientist, Professor Carl Sagan, believes that before the earth’s resources are completely【B4】______,it will be possible to change the atmosphere of Venus and so create a new world almost as large as Earth itself. The difficulty is that Venus is much hotter than the Earth and there is only a tiny amount of water there.
Sagan【B5】______that algae (藻类),organism that can live in【B6】______hot or cold atmospheres and at the same time produce oxygen, should be【B7】______in conditions similar to those on Venus. As soon as this has been done, the algae will be placed in small rockets.Spaceships will then fly to Venus and fire the rockets into the atmosphere. In a fairly short time, the algae will【B8】______the carbon dioxide into oxygen and carbon.
When the algae have done their work, the atmosphere will become cooler but before man can set foot on Venus, it will be necessary for the oxygen to produce rain. The【B9】______of the planet will still be too hot for men to【B10】______it but the rain will eventually fall and in a few years something like Earth will be reproduced on Venus. [br] 【B9】
选项
答案
surface
解析
空格前有定冠词The,可知这里需要一个名词。surface的意思是“表面”。
转载请注明原文地址:https://tihaiku.com/zcyy/3562125.html
相关试题推荐
TheUnitedNationssaystheworld’spopulationwillincreaseby34percentb
TheUnitedNationssaystheworld’spopulationwillincreaseby34percentb
TheUnitedNationssaystheworld’spopulationwillincreaseby34percentb
Thehugegrowthofglobal"ecotourism"industryisbecominganincreasingco
Thehugegrowthofglobal"ecotourism"industryisbecominganincreasingco
Wecanbeginourdiscussionof"populationasglobalissue"withwhatmostp
Wecanbeginourdiscussionof"populationasglobalissue"withwhatmostp
Wecanbeginourdiscussionof"populationasglobalissue"withwhatmostp
Wecanbeginourdiscussionof"populationasglobalissue"withwhatmostp
[originaltext]W:Hi,Bob.Howisyouroralpresentationcomingalong?M:Whato
随机试题
ForalongperiodoftimeLatinwasthe______languageofItaly.A、literaryB、li
Youaskaboutmyname,OlafurEgilsson:Olafurismygivenname,Egilssonm
舆论监督的范围指的是()A.监督谁 B.监督什么 C.监督的权限 D.监督
A. B. C. D.
一、某男,40岁,公司职员,其父有高血压病史。有吸烟饮酒史,平素喜食油炸食品,口
关于月经的临床表现,下述哪项错误A.月经周期是从上次月经来潮的第1天到下次月经第
护理部质控组运用PDCA的管理办法,定期到临床检查要素质量、环节质量和终末质量,
我国在支持高新技术产业发展过程中,要重点处理好的几个关系有( )。A:农业、轻
患者男,33岁,主诉头晕,乏力,全身酸痛,恶心,呕吐入院,入院时患者面色潮红,皮
下列属于项目融资中,贷款银团的特点的有()。A.贷款银行数量多,质量高 B.贷
最新回复
(
0
)