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
2024-12-04
46
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/3873003.html
相关试题推荐
HowtoGetaPaperPublishedI.Prerequisite—doing(1
HowtoGetaPaperPublishedI.Prerequisite—doing(1
HowtoGetaPaperPublishedI.Prerequisite—doing(1
HowtoGetaPaperPublishedI.Prerequisite—doing(1
HowtoGetaPaperPublishedI.Prerequisite—doing(1
HowtoGetaPaperPublishedI.Prerequisite—doing(1
ThomasMalthuspublishedhisEssayonthePrincipleofPopulationalmost200
ThomasMalthuspublishedhisEssayonthePrincipleofPopulationalmost200
ThomasMalthuspublishedhisEssayonthePrincipleofPopulationalmost200
ThomasMalthuspublishedhisEssayonthePrincipleofPopulationalmost200
随机试题
[originaltext]W:Goodafternoon,sir.AnythingIcandoforyou?M:Yes,I’dli
学习和研究科技哲学的意义包括( )。A.推动科学哲学学科的发展 B.保护生态
MPLS是一种更通用的QoS保证机制,其基本思想可简述为()A.标记交换路由器
开展区块链技术的商业试探性应用,属于国家信息化体系中的( )要素。A.信息技术
对风湿性心脏病孕妇分娩期的处理正确的是A.除有产科指征外,不需行剖宫产 B.宫
(2016年真题)以下不属于考虑风险调整的基金业绩评估指标的是()。A.特
下列有关白血病的叙述,正确的是A.属于造血系统的恶性肿瘤B.是一组高度均质性的恶
机电产品国际招标项目,在_情况下,投标保证金将被没收,不得返还。()A.投
在学习中,学习者利用一定的记忆术帮助掌握知识,这种学习策略属于(。)。A.精细加
某医生从三甲医院跳槽去了一家诊所,带走了病人的联系方式并给这些病人打电话告知这家
最新回复
(
0
)