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 1971 there were about 3,700 million people in the world. If the population were 【C1】______ evenly over the earth’ s surface t
In 1971 there were about 3,700 million people in the world. If the population were 【C1】______ evenly over the earth’ s surface t
admin
2010-01-07
84
问题
In 1971 there were about 3,700 million people in the world. If the population were 【C1】______ evenly over the earth’ s surface there would be about 50 people to the square mile; but there are vast areas of desert and mountain and tropical forest 【C2】______ are uninhabited, 【C3】______ at the other 【C4】______ , in the great cities millions may live within a few square miles.
【C5】______ of the world’ s population is concentrated on only a small 【C6】______ of the earth’ s land surface, in the rich valleys and 【C7】______ plains, because people up to the present time have 【C8】______ to congregate in place where the climate and soil make it easy to grow food and obtain shelter.
A 【C9】______ world population and the discoveries of science 【C10】______ this pattern of distribution in the future. As men slowly learn to master diseases, control floods, prevent famines, and stop wars, fewer people die every year; and in 【C11】______ the population of the world is steadily 【C12】______ .
When numbers 【C13】______ , the extra mouths must be fed. New lands must be brought 【C14】______ cultivation, or land already 【C15】______ , made to yield larger crops. In some areas the accessible land is largely so intensively cultivated 【C16】______ it will be difficult to make it 【C17】______ more food. in some areas the population is so dense that the land is divided into. units 【C18】______ tiny to allow for much improvement in farming methods. 【C19】______ a large part of this farming population drawn 【C20】______ into industrial occupations, the land might be farmed much more productively by modern methods.
【C19】______
选项
A、Was
B、Were
C、Only
D、If
答案
B
解析
虚拟条件句省略if,were提到句首。
转载请注明原文地址:https://kaotiyun.com/show/4lPd777K
本试题收录于:
公共英语四级笔试题库公共英语(PETS)分类
0
公共英语四级笔试
公共英语(PETS)
相关试题推荐
BetweentheendoftheWorldWarIIandtheearlysixties,ababyboomoccurredintheUS,andpeoplebornduringthatperiodwe
BetweentheendoftheWorldWarIIandtheearlysixties,ababyboomoccurredintheUS,andpeoplebornduringthatperiodwe
Travelisatitsbestasolitaryenterprise:tosee,toexamine,toassess,youhavetobealoneandunencumbered.Otherpeople
SomepeopleusedtosaythatDadhadsomanychildrenthathecouldn’tkeeptrackofthem.Dadhimselfusedto【1】astoryabouto
SomepeopleusedtosaythatDadhadsomanychildrenthathecouldn’tkeeptrackofthem.Dadhimselfusedto【1】astoryabouto
SomepeopleusedtosaythatDadhadsomanychildrenthathecouldn’tkeeptrackofthem.Dadhimselfusedto【1】astoryabouto
Oursocialdevelopmentwasencouragedthroughteamwork.Weworkedingroupswithpeoplewe’dnevermet【1】.Welearnttolistent
Forthefirsttime,scientistshaveprofiledspecificgeneticchangesduringtheagingofexperimentalanimals,adiscoverythat
Inathree-monthperiodlastyear,twoBrooklyniteshadtobecutoutoftheirapartmentsandcarriedtohospitalonstretchers
随机试题
下述哪个器官或细胞可对抗原识别与应答
痢下赤多者,应重用()痢下白多者,应重用()
2005年小张、小李、小王三人成立一普通合伙企业。由于某种原因,2006年1月,小王退出合伙企业。2006年12月,小谢加人合伙企业。2007年5月,小张、小李、小谢决定合伙企业解散,四人对于合伙企业债务的承担应如何安排?
35kV户外配电装置采用单母线分段接线时,下列表述中哪一项是正确的?()
函数的三要素:___________、___________、___________.
动机是学习的先决条件,因此没有动机,学习便不会产生。()
遇到问题急于求成,往往没有全面分析问题,甚至还没有弄清楚问题就快速做出回答,这类学生的认知风格属于()
下列关于生活中的物理常识的说法,正确的是()。
Hurricanes(飓风)1.Didyouknowthatbefore1950,hurricaneshadnonames?Theyweresimplygivennumbers.Thefirstnameswe
Shestumbledand______thecoffee.
最新回复
(
0
)