单项选择题

Which of the following is not true according to the passage

A．Human population expands at an exponential rate.
B．Population growth has shown fluctuation in demographic history.
C．Population growth can not be regarded as a social failure.
D．Increase in population is related to productivity.
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单项选择题
The major concern expressed by underdeveloped nations regarding current economic conditions is that___________.
A．their preoccupation with profits overlooks the need for more humanistic values
B．their lawyers are ignorant of international trade laws
C．there is a great need for physicians
D．they have not been able to make the best use of their own resources
单项选择题
The purpose of this selection is to ____________.
A．describe the superiority of the developed nations
B．stress the need for scientific and educational development
C．prove that underdeveloped nations are backward
D．show the poverty and ignorance of Third World countries
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