首页
登录
职称英语
Thomas Malthus published his Essay on the Principle of Populationalmost 200
Thomas Malthus published his Essay on the Principle of Populationalmost 200
游客
2023-12-09
67
管理
问题
Thomas Malthus published his Essay on the Principle of Population
almost 200 years ago. Ever since then, forecasters have being warning 【M1】 ______
that worldwide famine was just around the next comer. The fast-growing
population’s demand for food, they warned, would soon exceed their 【M2】 ______
supply, leading to widespread food shortages and starvation.
But in reality, the world’s total grain harvest has risen steadily over the
years. Except for relative isolated trouble spots like present-day Somalia, 【M3】 ______
and occasional years of good harvests, the world’s food crisis has remained 【M4】 ______
just around the comer. Most experts believe this can continue even as ff 【M5】 ______
the population doubles by the mid-21st century, although feeding l0 billion
people will not be easy for politics, economic and environmental reasons. 【M6】 ______
Optimists point to concrete examples of continued improvements in yield.
In Africa, by instance, improved seeds, more fertilizers and advanced 【M7】 ______
growing practices have more than double com and wheat yields in an 【M8】 ______
experiment. Elsewhere, rice experts in the Philippines are producing
a plant with few stems and more seeds. There is no guarantee that plant 【M9】 ______
breeders can continue to develop new, higher-yielding crop, but most 【M10】______
researchers see their success to date as reason for hope. [br] 【M10】
选项
答案
将crop改为crops。
解析
crop作“作物,庄稼,农作物”讲时,是单数,例如:The farm yielded only a slender crop this year.今年农场的收成很少。The heavy rain had killed our crops.大雨毁坏了我们的庄稼。
转载请注明原文地址:https://tihaiku.com/zcyy/3258443.html
相关试题推荐
______firstmadeblankverseintheprincipleinstrumentofEnglishdrama.A、Shak
TheDeclarationofIndependencewasdraftedby______.A、JamesMadisonB、ThomasJe
TessisacharactercreatedbyA、D.H.Lawrence.B、JamesJoyce.C、ThomasHardy.D
Aprincipleofmanageristoensurethateveryactionordecisionachievesacar
Accordingtoreportsinmajornewsoutlets,astudypublishedlastweekinclu
Accordingtoreportsinmajornewsoutlets,astudypublishedlastweekinclu
ThomasJeffersonwasthethirdPresidentoftheUnitedStates(1801-1809)and
Inthe1960s,medicalresearchersThomasHolmesandRichardRahedevelopeda
Inthe1960s,medicalresearchersThomasHolmesandRichardRahedevelopeda
Inthe1960s,medicalresearchersThomasHolmesandRichardRahedevelopeda
随机试题
Thousandsofschoolchildrenarehavingtheireducationdecidedbya"rollof
ThewetvolcanicashthatcoveredaMayavillageinCentralAmericainabout
生物素与亲和素之间具有高度亲和力,赋予BAS的特性是A.高灵敏性B.高特异性C.
干散货船运输市场的特点可以从( )角度进行分析。A.油船 B.普通散货船
(2021年真题)根据现行国家标准《石油化工企业设计防火标准》(GB50160)
中风半身不遂肝阳上亢,脉络瘀阻宜选( ) A.补阳还五汤 B.血府逐瘀汤
证券公司介绍其客户到期货公司开户,当期货、现货市场行情发生重大变化致客户期货账户
根据我国《民法典》的规定,不可以作为送养人的公民和组织的是()。A.孤儿的监护
根据《水污染防治法》,下列说法,错误的是()。A.对超过重点水污染物排放总量
女性,23岁,有肺结核史,近2个月低热,腹泻,糊样便,经肠镜检查,确诊为肠结核。
最新回复
(
0
)