World Population: 1950-2050U.S. Census Bureau
相关知识点: 试题来源: 解析 45%【答案】45%【核心短语/词汇】developing countries发展中国家【翻译】1950年,世界上百分之多少的人口住在发展中国家?【解析】根据课文内容,1950年,世界上百分之45的人口住在发展中国家。所以答案为45%。 反馈 收藏
“China's population didn't grow so fast after the family planning policy started in 1980(1980年开始实行计划生育政策后,中国的人口增长没有那么快了)”可知,计划生育政策是起到了一定效果的,B错误;C“印度人口将慢慢开始下降”,根据最后一段第二句“Around 2030, China's population will reach the ...
This chart shows how much the world’s population grew between 1900 and 2000, and how much experts believe it will grow by 2025. The numbers are in billions. What was the world population in 1950 A. Half a billionB. 2 billionC. 2.5 billionD. 5 billion 点击查看答案&解析手机看题 单项...
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In the early 1800’s, 45% of all children died before their 5th birthday. The life expectancy of the world population in 1950 was 45 years. In 1800, 90% of people lived in extreme poverty. One thing that looking at our world in data has taught m...
Since 1950 the percentage of the world’s population living in cities has risen steadily. By 2010 it is estimated that about 75% of the population in developed countries 1___ (live) in urbanized areas and by 2030 the prediction is that the number 2___ (rise) to around 80%. This is...
Birth rates tend to fall as nations get richer. First, this happened in the developed world, but as the century progresses this phenomenon will impact more and more developing nations. Government policy: China’s “One Child Policy” in particular had an effect on global population growth, and...
( ) 1. The world's population growth rate lots been falling snee A. the 21nl century B. the late 1960n C. the 1950 D. the end of the 20th century( )2. There are three basic reasous for globad population growth except A. death rate B. birth rite C. population momentum D. ...
World Population Ageing 1950-2050 xxviii Population Division, DESA, United Nations 1. Population ageing is unprecedented, without parallel in the history of humanity. Increases in the proportions of older persons (60 years or older) are being accompanied by declines in the proportions of the young...