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
34
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.
【C11】
选项
A、repaired
B、renewed
C、repelled
D、repeated
答案
B
解析
动词辨析题。资源的再生使用renew,[B]为答案。可再生资源习惯表述为:renewable resource。
转载请注明原文地址:https://kaotiyun.com/show/F21K777K
0
专业英语四级
相关试题推荐
Theinventionofthecomputerissaidtohaveusheredinanotherrevolution______ithasgreatlychangedpeople’swayofliving
NorthKoreadidnotreleaseitsdenouncementagainstthejointU.S.-SouthKoreamaneuvers______.
NorthKoreadidnotreleaseitsdenouncementagainstthejointU.S.-SouthKoreamaneuvers______.
Man,nolessthanthelowerformsoflife,______theproductoftheevolutionaryprocess.
Hethoughthehadlosthis______forgood.However,hefoundhispillowalreadytakenbythedogwhenheenteredtheroom.
Theymanaged______thereceptionhallbeforethecontestantsarrived.
Theevolutionofsexratiohasproduced,inmostplantsandanimalswithseparatesexes,approximatelyequalnumbersofmalesan
Theevolutionofsexratiohasproduced,inmostplantsandanimalswithseparatesexes,approximatelyequalnumbersofmalesan
Withthefilmsprevalentacrossthewholeworld,however,mostcriticalplotpointsinHarryPotterandtheSorcerer’sStonecam
Moreandmoreoftheworld’ssupplyofseafoodiscomingfromfarms.Although80%oftheworld’sseafoodcomesfrommarineha
随机试题
患者,男,17岁,高热5天伴纳差3天就诊,当天查血压105/75mmHg,左躅趾甲沟部破溃流脓,左侧小腿肿胀,皮肤发红不明显。白细胞计数20×109/L,中性粒细胞百分比为0.85%。此时,最可能的致病微生物是
对葡萄胎术后患者的护理正确的是
天麻的功效有()
解热镇痛抗炎药的作用机制是
深圳证券交易所目前公布的指数包括:深证成份股指数,深证A股指数和深证180指数等。( )
根据《国有股东转让所持上市公司股份管理暂行办法》的规定,国有股东通过证券交易系统转让所持上市公司股份时,下列情形中,应当事先报批的是()。
若有定义:intaa[8],则以下表达式中不能代表数组元素a[1]地址的是______。
あの人、どこか______見たことがある顔ですね。
Thankstotheinventionofe-mail,peopledon’tneed(worry)______aboutspendingtoomuchmoneyincommunicatingwithpeopleeve
ThisweekanewenrollmentstudybytheCouncilofGraduateSchoolsconfirmedthatAmericanwomenarenowearningmoredoctoral
最新回复
(
0
)