单项选择题

A．To lower their exchange rates.
B．To regulate their exchange rates.
C．To raise their regulated rates.
D．To make no change of their tales.
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单项选择题
A．Broadcasting interviews with people from all walks of life.B．Training broadcasters to higher standards.C．Paying close attention to the quality of their programs.D．Improving sound quality.
A．Broadcasting interviews with people from all walks of life.
B．Training broadcasters to higher standards.
C．Paying close attention to the quality of their programs.
D．Improving sound quality.
单项选择题
A．Peter will quit his job.B．Peter is joking.C．Peter has sold his house.D．Peter will not sell his house.
A．Peter will quit his job.
B．Peter is joking.
C．Peter has sold his house.
D．Peter will not sell his house.
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