首页
登录
职称英语
Ecology is the science of how living creatures and plants exist together and
Ecology is the science of how living creatures and plants exist together and
游客
2024-01-14
53
管理
问题
Ecology is the science of how living creatures and plants exist together and depend on each other and on the local environment. Where an environment is undisturbed, the ecology of an area is【C1】________ balance, but if a creature is exterminated (灭绝) or an alien (异类) species【C2】________, then the balance of nature will be【C3】________.
Man is a part of the【C4】________and has done more to upset the ecology during【C5】________short span on earth than【C6】________other living creature. He has done this by his ignorance, his【C7】________, his thoughtless foolishness and his uncontrolled wastefulness. He has poisoned the【C8】________and polluted both land and water. He has wasted the earth’s natural resources with no【C9】________for the future, and has thought out the most devastating ways of killing his fellow men and every other sort of life at the same time.
Since man has done so much【C10】________, it is【C11】________to man to try to put matters right—if it is not already too【C12】________.If there is to be any remedy for our ills, that remedy ultimately lies in the hands of the【C13】________, and the sooner they start doing something about it, the【C14】________.
One of the main【C15】________of the earth’s troubles is that the world is overpopulated and that this overpopulation is growing【C16】________an ever-increasing rate. At the same time we are【C17】________up our natural resources—fuels and mineral ores—at an ever-increasing speed with no hope of replacing them. For many years the earth has been unable to【C18】________enough food for these rapidly expanding populations and the position is steadily deteriorating【C19】________the fertility of some of our richest soils has been lost and vast areas that were【C20】________fertile lands have turned into barren deserts. [br] 【C18】
选项
A、provide
B、support
C、supply
答案
A
解析
provide sth. for意为“为……提供”,而supply的意思是“供应,供给;满足,弥补”,根据句意应选前者,故选A。
转载请注明原文地址:https://tihaiku.com/zcyy/3360925.html
相关试题推荐
Airpollution,togetherwithoverpopulation,________manyproblemsinbigcities
ItisgenerallyagreedthattheInternethasbroughtpeopletogether______.A、mor
Sincethebeginningofhistory,manhasbeenattractedbytheideaofliving
Sincethebeginningofhistory,manhasbeenattractedbytheideaofliving
Imagineonedayreadingthatyouhadbeenasubjectinariskyscienceexper
Imagineonedayreadingthatyouhadbeenasubjectinariskyscienceexper
Asweknow,physics______thescienceofenergy.A、wasB、wereC、isD、areC本题考查名词单复
Although______happenedinthatdevelopedcountrysoundslikesciencefiction,it
Don’t______thecamera______unlessyouaresureyoucanputittogether.A、take...
Livingthingsare______cells,andcellsdonotgrowtomorethantwicethesize
随机试题
[originaltext]W:Whatashameaboutyouraccident!Whatawaytoendyourholid
(1)YouhavebeenatFurnellUniversityfortwoweeksnow.Asusual,youneed
车辆检测器测试的平均速度为某台车走的路程/时间。()
对于房屋基地的地层中含有的有害物质,其来源不包括()。A:地层中固有的 B:
临床上可观察到黄疸时,血清总胆红素应超过A:0.5mg/dl B:1.0mg/
马斯洛认为,人类的最基本需要是()。A.生理需要 B.爱的需要 C.审美
以下关于自认的说法,不符合法律规定的是:()A.王某诉李某,要求李某返还借
小学阶段儿童思维的特点是()单选A.未掌握守恒 B.思维不具有可逆性
某患者因右侧关节痛、开口受限来院就诊。检查:开口度28mm,开口型偏右侧,右侧髁
下列凭证中,属于印花税应税范围的有()。A:无息贷款合同B:记载资金的营业账簿
最新回复
(
0
)