单项选择题

A new tendency is demographic change is that ______.

A．life expectancy has been going up steadily
B．there is a decline of the young population
C．in America the birth rate has gone above replacement level
D．the old population has risen sharply in USA

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热门试题

单项选择题

The problem that the population becomes aging ______.

A．is exceptional to Germany
B．has become universal
C．can be relieved in Japan with the shrinkage of its population to around 95m
D．makes the economic outlook in the developed countries even more gloomy

单项选择题

In Germany, ______.

A．birth rate has gone up to 1.3 per woman
B．people over 65 now constitutes about half the adult population
C．its population of under-35s is twice as large as that of over-65s
D．by 2030 its working force may have shrunk by 25%