A: the growth of world population
B: one type of the exponential rate
C: the population problem of more rapidly growing countries
D: the possible ways of dealing with the rapid population growth
举一反三
- This passage tells us that ______. A: the United Nations thinks it possible to avoid a population explosion B: 5.1 billion people are living in the underdeveloped countries C: in advanced nations the population growth is being controlled D: the world's population is increasing.
- This passage tells us that（） A: the United Nations thinks it possible to avoid a population explosion B: 5.1 billion people are living in the underdeveloped countries C: in advanced nations the population growth is being controlled D: the world's population is increasin
- The population growth rate is the birth rate minus the death rate.()
- Age distribution is the number of individuals of each age in the population which influences greatly the rate of population growth。 （ ）
- The rate of population growth reached a peak in 1999 and declined in ______ years.
内容
- 0
America's population growth rate is lower than China's.( )
- 1
The author of the passage intends to _________. A: warn people against the population explosion in the near future B: compare the demographic growth pattern in the past with that after 1650 C: find out the cause for rapid increase in population in recent years D: present us a clear and complete picture of the demographic growth
- 2
In the past decades, the world’s population growth has balanced well.
- 3
The neoclassical growth model predicts conditional convergence for countries with the same population growth, level of technology, and A: a higher savings rate B: a lower savings rate C: the same savings rate D: all of the above E: none of the above
- 4
The population growth rate is the birth rate _______________ the<br/>death rate. A: plus B: subtract C: multiply D: divide