解析 A 答案:A:has分析:主语The rapid growth of the world’s population over the past 100 years其中心词就是of之前的growth,所以谓语的数量上存在问题,改成has;这种of并有复杂修饰的结构只要判断中心词来确定谓语的数。参考译文:在过去的100多年里,由于人口迅速增加,使得耕地面积(意译)也得到了极大增长。反...
What was the population in 10,000 BC? 200 years ago there were less than one billion humans living on earth. Today, according to UN calculations there are over 7 billion and projected in 2100 it will be around 11 billion with the growth rate of 2.1. At 1 BC the the population expected...
百度试题 结果1 题目The world's population over 7, 000 million. Seven percent of the popula-tion old people. A. has; are B.is; are C. are; is 相关知识点: 试题来源: 解析 B 反馈 收藏
By 2030, 60 percent of the world’s population is expected to live in big cities. How all those people live, and what their lives are like, will 1 important choices leaders make today and in the coming years. Technology has the power to help people live in communities that are more ...
The world's elderly population is increasing. The number of old people, those who are aged 60 years or older, is expected to more than double in 2050 and is growing faster than the number of all younger age groups across the globe. This trend comes with an increasing demand for caregivers...
After the world population increased more than 400% over the 20th century, population growth has slowed clearly. The fastest world population growth rate (比率) had already reached in the late 1960s, and it has been falling since then. While the world population increasing by 2% every year in...
aMEMORY CLOCK MODE 记忆时钟模式[translate] aOver the past 50 years, world population, food pro-duction, and energy consumption have increased approximately 2.5-, 3-, and 5-fold, respectively 在过去50年,世界人口、食物生产和能源消耗增加了大约2.5-, 3,和5-fold,分别[translate]...
55-64 years8.6%307,262,939322,668,546 65 years and over8.68%283,540,918352,206,092 Dependency Ratio Dependency ratio is the quotient of number of dependent over the total number of population aged 15 to 64 times 100. Ages 15 to 64 here are the working group, where in 0-14 years old...
由时间状语over the past two centuries可知句子的谓语动词使用现在完成时have done的形式,主语the world population为单数,因此助动词使用has。故答案为:has increased。【句意】虽然世界的人口在过去的两个世纪增长了大概六倍,但是生活水平高多了。【点评】根据语境完成句子,分析句子成分,使用单词的适当形式,还应注意...
B The world's population is increasing fast.However, it is not even (均等的) all over the world, so different countries have carried out different population policies.Russi a has the largest territory () in the world, but its population is only about 146 million.Its death rate is higher...