“population”表示“人口”并单独作主语时，谓语动词一般只用单数不用复数。“population” 前面出现分数，百分数或不定代词most，half 等时，谓语动词用单数或复数均可，而单数更常见些。population做主语的时候谓语动词用单数还是复数 The population of the earth is increasing very fast.其中population作...
If the world's population goes on growing like this, things will turn for the worse.()4. During the years from 1850 to 1950, the population of the US increased by A. three times B. five times C. six times D. seven times()5. What was the population of the world in1968? A. 2...
Some scientists speak of the increase in numbers of people as "population pollution". About 2000 years ago, the world population was probably about 250 million; it reached a billion in 1850. By 1930 the population was two billion. It is now three and a half billion. It is expected to ...
One half of the world’s population are Asians. 世界人口的一半是亚洲人。 85%of the population live in cities and towns. Only 15% live in the countryside. 2. population 的另一个意思是“某地区的居民,群众” (the people living in an area), 从意思上看它表示复数概念,但我们发现,在它后面人...
阅读理解 阅读理解 The crowding of large groups of people in the cities has caused many of the world’s population problems. Supply for the needs of the people leads to further pollution by industry. If the
The effect of the slave system on demography can be revealed by examining the age-sex structure of slave populations. The age-sex structure of slaves in Harris County, Texas is investigated using the 1850 and 1860 slave schedules. Median ages for black and mulatto slaves suggest that the popul...
Man has been using the Earth's resources more and more rapidly in the past years. Some of them have almost disappeared. Now many people believe that man's greatest problem is how to control the growth of the population.The world's resource will not supply the human population, in time ...
根据From about the year 1800 to 1945, London was the biggest city in the world.可知在1850年时伦敦是世界上最大的城市。故选B。 根据Every day about 1, 000, 000 people come and go by underground, but there are still too many cars and buses in the streets.可知,每天大约有1, 000, 000人...
Della, M Ray Jr
aBy 1850,when Britain's Industrial Revolution,based on cotton,had gone into high gear,more than half the population lived in large urban settlements that statisticians defined as cities. 在1850年旁边,当英国的工业革命,根据棉花,进入高速,更比一半人口在统计员定义作为城市的大都市解决居住。[translate]...