单项选择题
A．The government B．The cost of living C．The economist D．The bank
A．A not-large-enough income. B．Nothing is left over to put away. C．The increasing cost of living. D．A shortage of certain goods.
A．Because are always shortages of goods. B．Because the workers are getting lower and lower pay. C．Because the government makes no interference. D．Because people demand more and better goods.