首页
登录
职称英语
In terms of the evolution of life on Earth, human beings have just arrived.
In terms of the evolution of life on Earth, human beings have just arrived.
游客
2024-10-21
46
管理
问题
In terms of the evolution of life on Earth, human beings have just arrived. 【C1】______ their short time on Earth, however, people have brought about enormous changes to the surface of the planet—changes far out of【C2】______to the interval of time they have【C3】______ it.
With the【C4】______ of intelligence and manual skill, people have found ways to use plant and animal resources, mineral ores, fuels, and so on. As the number of people on Earth increases, it becomes increasingly difficult for the population to survive【C5】______ the resources of the land. The amount of land is limited. Although agricultural production can be increased by use of【C6】______such as tractors and the addition of fertilizer, the land【C7】______can produce only so much food and no more. As the human population grows, people【C8】______ more.
People are only a very small 【C9】______of all the living things on the planet. Yet their numbers create a 【C10】______ on resources that can’t be 【C11】______. For example, the amount of water on Earth is limited; this water is 【C12】______ through natural processes. However, the natural processes for 【C13】______ water can clean only a certain amount of water.【C14】______, a limited amount of petroleum can be found under the Earth’s surface.
All natural systems tend toward 【C15】______ among opposing factors or forces. Human activities can cause or 【C16】______ permanent changes in natural systems. The【C17】______ smoke from thousands of factories has caused enormous air pollution. Cleaning this smoke has【C18】______ the protective ability of natural processes. The forests cannot clean the air fast enough. The twentieth century began with powerful countries competing to take【C19】______ of the Earth. As an outcome of their hunger, the Earth was abused. Now that people are no longer【C20】______ of the causes of the sickness of our planet, they seek ways to rescue the Earth. [br] 【C18】
选项
A、extinguished
B、exceeded
C、expelled
D、exposed
答案
B
解析
动词辨析题。由于下句提到“森林不能够很快地清除这些烟尘”,可以推断“要清除这些烟尘已超出了自然作用的保护能力”,所以[B]exceeded是答案。[A]extinguished“灭绝”;[C]expelled“驱逐”;[D]exposed“暴露,揭露”。
转载请注明原文地址:http://tihaiku.com/zcyy/3810682.html
相关试题推荐
IntermsoftheevolutionoflifeonEarth,humanbeingshavejustarrived.
IntermsoftheevolutionoflifeonEarth,humanbeingshavejustarrived.
IntermsoftheevolutionoflifeonEarth,humanbeingshavejustarrived.
IntermsoftheevolutionoflifeonEarth,humanbeingshavejustarrived.
IntermsoftheevolutionoflifeonEarth,humanbeingshavejustarrived.
IntermsoftheevolutionoflifeonEarth,humanbeingshavejustarrived.
IntermsoftheevolutionoflifeonEarth,humanbeingshavejustarrived.
IntermsoftheevolutionoflifeonEarth,humanbeingshavejustarrived.
IntermsoftheevolutionoflifeonEarth,humanbeingshavejustarrived.
IntermsoftheevolutionoflifeonEarth,humanbeingshavejustarrived.
随机试题
Whendawncame,theyrealizedthattheboatwasblockedinice.Thecaptain(81
Onemanwastomeethiswifedowntownandspendsometimeshoppingwithher.
Mancannotgoonincreasinghisnumberatthepresentrate.Inthenext30ye
Whichmemberormembersofthespeaker’sfamilyhavehealthproblems?[br]Whyd
[originaltext]ManmohanSingh,knownasthearchitectofIndia’srecentecono
英国航空公司所属波音747客机008号班机,准备从伦敦飞往8本东京时,因故障推迟
中国加入WT0可能会使某些行业的生命周期发生变化。( )
下列不能作为商业银行向中央银行进行再贷款质押凭证的是()。A:国库券 B:金融
D股票当前市价为25.00元/股,市场上有以该股票为标的资产的期权交易,有关资料
所有者权益变动表的作用是()。A、反映构成所有者权益(或股东权益)的各组成部分
最新回复
(
0
)