A.Americas is a democratic country B.Americas newspapers are responsible C.the American press has a good reputation D.the Watergate Affair has been exposed
单项选择题According to the passage, who has the greatest degree of control in an administered system()
A.Individual households. B.Small businesses. C.Major corporations. D.The government.
单项选择题According to the passage, a barter economy can lead to ()
A.rapid speed of transactions B.misunderstandings C.inflation D.difficulties for the traders