更多"A new tendency is demographic chang"的相关试题:
[单项选择]A new tendency emerged in the current boom is that______.
A. more and more people start hi-teach business to a mass fortune.
B. people are becoming rich at younger ages.
C. most of the richest make their fortune by inheritance.
D. all the richest millionaires are aged 30 or above.
[填空题]The change in which a new substance is formed calls a chemical change（）.
[单项选择]New evidence suggests that climate change may be occurring faster than scientists assumed.
A. variously
B. eventually
C. previously
D. exclusively
[单项选择]Who have made the new plan to change the sanctions program against Iraq
A. The United States.
B. Britain.
C. China.
D. Russia.
[单项选择]How many significant demographic changes ever occurred in the past one million years
A. One.
B. Two.
C. Three.
D. None.
[单项选择]Which of the following demographic growth pattern is most suitable for the long thin powder fuse analogy
A. A virtually stable or slightly decreasing period and then a sudden explosion of population.
B. A slow growth for a long time and then a period of rapid, dramatic increase.
C. Too many people on earth and a few rapid increase in the number added each year.
D. A long period when death rates exceeds birthrates and then a short period with higher fertility and lower mortality.
[单项选择]Ireland has the following demographic features EXCEPT ______.
A. a late marriage age
B. an excess of females in the population
C. a high proportion of bachelors and spinsters of all ages
D. a low birthrate compounded by a century of emigration
[单项选择]One of the four unusual demographic features of Ireland is___________.
A. an early marriage age
B. an excess of males in the population
C. a low proportion of bachelors and spinsters of all ages
D. a high birthrate compounded by a century of emigration
[单项选择]During the first period of demographic history, societies were often in danger of extinction because_________.
A. only one in ten persons could live past 40
B. there was higher mortality than fertility in most places
C. it was too dangerous to have babies due to the poor conditions
D. our ancestors had little enthusiasm for more children
[单项选择]Current demographic trends, such as the fall in the birth rate, should favor（）economic growth in the long run.
A. slow
B. quickened
C. speeded
D. accelerated
