首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
In terms of the evolution of life on Earth, human beings have just arrived. 【C1】______ their short time on Earth, however, peopl
In terms of the evolution of life on Earth, human beings have just arrived. 【C1】______ their short time on Earth, however, peopl
admin
2010-06-26
92
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.
【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:https://kaotiyun.com/show/221K777K
0
专业英语四级
相关试题推荐
NorthKoreadidnotreleaseitsdenouncementagainstthejointU.S.-SouthKoreamaneuvers______.
NorthKoreadidnotreleaseitsdenouncementagainstthejointU.S.-SouthKoreamaneuvers______.
Theevolutionofhumanbeingscannotbethoughtofas______inashortperiodoftime.
Theevolutionofsexratiohasproduced,inmostplantsandanimalswithseparatesexes,approximatelyequalnumbersofmalesan
Theevolutionofsexratiohasproduced,inmostplantsandanimalswithseparatesexes,approximatelyequalnumbersofmalesan
Fromthehealthpointofviewwearelivinginamarvelousage.Weareimmunizedfrombirthagainstmanyofthemostdangerousd
Fromthehealthpointofviewwearelivinginamarvelousage.Weareimmunizedfrombirthagainstmanyofthemostdangerousd
AjuryhasfoundformerFrenchofficialMauriceMapontguiltyofcrimesagainsthumanityfor______.
Moreandmoreoftheworld’ssupplyofseafoodiscomingfromfarms.Although80%oftheworld’sseafoodcomesfrommarineha
Seafoodcouldbegoingoffalotofmenusastheworldwarms.Morethanhalfofagroupoffish【C1】______forthemarinefoodwe
随机试题
使用图片、标本、食物、模型等来进行健康传播,这属于常用健康传播途径中的
功血时用性激素止血,下列哪项正确
下列哪项不正确
痛风慢性期可用下列哪种药物维持治疗
甲一日下班回家,发现家中电器悉数烧坏,经查证发现,是因为供电部门工作失误,将工业用电输入民用线路,致使电压过高,电器烧毁。另经查实甲因长期拖欠电费已被供电部门中止供电,甲现在是私自接搭线路,下列陈述正确的是:
合同解除后,()。
使用阶段托梁正截面承载力计算时,其跨中截面的弯矩Mb和轴心拉力Nb,分别接近下列______组数值?托梁的受拉和受压钢筋分别接近下列______组数值?
根据资料,回答下列问题。对某省1129个农业生产经营单位的调查结果显示,2004年全省农产品生产价格总指数为97.4(以上年同期为100)。从几大行业类别来看,种植业产品生产价格指数下降1.8%,林业产品上升4.0%,畜产品下降4.8%,水产品上
下列各句中没有错别字的一项是:
Beforethe20thcenturythehorseprovideddaytodaytransportaitionintheUnitedStates.Trainswereusedonlyforlongdista
最新回复
(
0
)