更多"World population is growing at such"的相关试题:
[简答题]World population is growing at such a rate that by the year 2050 nearly seven billion people will live on the earth. (Passage One)
[单项选择]
The world’s population keeps growing. There now are about 4 billion of us on earth. That could reach 6 billion by the end of the century and 11 billion in a further 75 years. Experts have long been concerned about such a growth. Where will we fund the food, water, jobs, houses, schools and health to care for all these people
A major new study shows that the situation may be changing. A large and rapid drop in the world’s birth rates has taken place during the past 10 years. Families generally are smaller now than they were a few years ago. It is happening in both developing and industrial nations.
Researchers said they found a number of reasons for this. More men and women are waiting longer to get married and are using birth control devices and methods to prevent or delay pregnancy. More women are going to school or working at jobs away from home instead of having children. And more governments, especially in developing nations, now support family pla
A. In all countries in the world.
B. In only a few countries.
C. In most countries.
D. Mainly in developed countries.
[填空题]
As the population of the world keeps on growing, it gets more
and more difficult to feed everyone. The United States is one of the lucky
countries because it grows enough food for itself and still has enough to export
to other parts of the world. One reason for this is that the United States is a
large country with a variety of climates. Most of the central part of the
country is especially suitable for raising grain. Wheat and corn are the most
important crops in the region. The United States exports millions of tons of
grain every year. Wheat is used to make bread, a basic food throughout the
world. Most of the corn is used to feed animals, which in turn become food
themselves.
The southeastern part of the United States has a warm, damp
climate. It grows cotton, rice and sugar. Florida specializes in fruits and
vegetables. It is famous for its orange, lemons and grape. Florida has warm
weather all year round, so it can provide vegetables for t
[填空题]The highest rate of world population growth occurred in 1970.
[单项选择]An annual population growth rate of 0.57 percent in the last decade, points to the necessity of further maintaining the family- planning policy and keeping the country’s population growth rate at a reasonable level.
The net increase in the population was 130 million from 1990 to 2000, 56 million more than in the 2001~2010 period. So it is clear that family planning has achieved a great deal.
Given its great population, China needs to continue the family-planning policy as its population will continue to grow over the next two decades before it peaks at a predicted 1.5 billion.
The publication of detailed figures from the sixth national census on Thursday shows that the proportion of residents under 14 dropped by 6.29 percentage points in the last 10 years and those aged between 15 and 59 decreased by 1.91 percentage points.
During the same period, the number of people over the age 60 increased by 2.93 percentage points.
The increasingly heavier burden
A. negative population growth will occur in China in 2030
B. China’s population growth rate is still at a high level
C. the proportion of residents of all ages dropped in the last 10 years
D. the family-planning policy aims at creating an aging society