单项选择题

A．allows fans to copy songs once or twice
B．allows consumers to burn the song to a CD three times
C．allows consumers to send the song to a portable device twice
D．is a compression format that turns music on compact discs into small computer files
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单项选择题
A．the recording industry and on- line record companiesB．the recording industry and downloading - program operatorsC．EMI and on- line music providersD．EMI and MP3
A．the recording industry and on- line record companies
B．the recording industry and downloading - program operators
C．EMI and on- line music providers
D．EMI and MP3
单项选择题
A．he himself didn’t intend toB．his teacher prevented himC．his parents prevented himD．he thought teaching was a better profession
A．he himself didn’t intend to
B．his teacher prevented him
C．his parents prevented him
D．he thought teaching was a better profession
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